Why (0.0015 * 3) == 0.0045 does not return true?

Question

Hello,

Because the comparison (0.0015 * 3) == 0.0045 in javascript does not return true?

Ex.:

var valor1 = 0.0015 * 3;
var valor2 = 0.0045;

if(valor1 == valor2) {
    console.log('Igual');
} else {
    console.log('Diferente');
}