Finding the Fourth Proportional to 4,489,707.20, 6,195,928.80 and 2,452,550.08
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Solution
The fourth proportional to 4,489,707.20, 6,195,928.80 and 2,452,550.08 is: 3,384,591.69
Step by Step Solution
- Step 1: Write the proportion equation
4,489,707.20 : 6,195,928.80 = 2,452,550.08 : x - Step 2: Convert to fraction form
4,489,707.20/6,195,928.80 = 2,452,550.08/x - Step 3: Cross multiply
4,489,707.20x = 6,195,928.80 × 2,452,550.08 - Step 4: Simplify right side
4,489,707.20x = 15,195,825,674,114.30 - Step 5: Solve for x
x = 15,195,825,674,114.30/4,489,707.20 - Step 6: Final answer
x = 3,384,591.69
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.