Solution:
Consider the following diagram
extremes and means are multiplied in the diagram. Then we have that:
[tex]\frac{\frac{3}{5}}{\frac{1}{2}}\text{ = }\frac{3\text{ x 2}}{5\text{ x1}}\text{ = }\frac{6}{5}\text{ = 1.2}[/tex]and this number is represented on the real line as follows: