$x^3 + x^2 + x + C$

$\frac{3}{4}x^3 + \frac{2}{3}x^2 + x + C$

$\frac{3}{2}x^3 + \frac{2}{2}x^2 + x + C$

$3x^3 + 2x^2 + 2x + C$