Musically, though, there are an incredible number of songs that follow a I-V-vi-IV progression. Let it Be is one of them, as is Beast of Burden. Lady Gaga’s Poker Face is another.

Or, if the song was in C minor, take chords from C major and use those with the diatonic C minor chords. Step 6: To illustrate, let’s take a standard I – vi – IV – V progression in C major ...

So if we suspect the song’s key is F major ... Step 8: So for example, a IV-I-V-vi progression in F major works out as Bb-F-C-Dm, because the IV chord in the key of F major is Bb major, the ...