I–V–IV Chord Progression
A bright rock and country loop. Moving from V down to IV instead of back home gives it an open, driving feel.
I–V–IV in every key
The numerals stay the same in every key; only the chord names change. The easiest keys on guitar are A major, D major, G major.
Songs that use I–V–IV
Questions
What chords are in the I–V–IV progression?
In D major it is D, A and G. In any other key, use the same numbered steps (I – V – IV) of that key's scale.
What is the easiest key for I–V–IV on guitar?
A major, D major and G major use open chords, so they are the easiest places to start.