Explanation: The regular C chord is a triad, meaning that it consists of three notes. On the picture of the keyboard, you can see the three notes of the C chord … If the progression is from the key of C major, then it will sound like it resolves with a C major chord. The C – Am – F – G chord progression is from the key of C major, because it sounds complete, or resolved when we play a final C chord. C major chord. (The last progression … 7 Piano Chord Progressions Everyone Should Know. C major chord for piano (including C/E and C/G inversions) presented by keyboard diagrams. For simplicity’s sake, each chord progression below is shown both in Roman numerals and in the key of C Major, as an example. The chord progressions on the following list can be used in any of the 12 major keys. The 1-5-6-4 chord progression is a simple chord progression that will unlock 100’s of familiar songs.I am going to teach you how to play this progression and how to understand the chord number system so …