Finding the Fourth Proportional to 5,053,951.48, 7,581,324.66 and 1,688,170.36
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Solution
The fourth proportional to 5,053,951.48, 7,581,324.66 and 1,688,170.36 is: 2,532,388.29
Step by Step Solution
- Step 1: Write the proportion equation
5,053,951.48 : 7,581,324.66 = 1,688,170.36 : x - Step 2: Convert to fraction form
5,053,951.48/7,581,324.66 = 1,688,170.36/x - Step 3: Cross multiply
5,053,951.48x = 7,581,324.66 × 1,688,170.36 - Step 4: Simplify right side
5,053,951.48x = 12,798,567,542,642.46 - Step 5: Solve for x
x = 12,798,567,542,642.46/5,053,951.48 - Step 6: Final answer
x = 2,532,388.29
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.