Finding the Fourth Proportional to 3,272,532.20, 4,516,001.86 and 1,782,350.08
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Solution
The fourth proportional to 3,272,532.20, 4,516,001.86 and 1,782,350.08 is: 2,459,592.69
Step by Step Solution
- Step 1: Write the proportion equation
3,272,532.20 : 4,516,001.86 = 1,782,350.08 : x - Step 2: Convert to fraction form
3,272,532.20/4,516,001.86 = 1,782,350.08/x - Step 3: Cross multiply
3,272,532.20x = 4,516,001.86 × 1,782,350.08 - Step 4: Simplify right side
3,272,532.20x = 8,049,096,276,451.15 - Step 5: Solve for x
x = 8,049,096,276,451.15/3,272,532.20 - Step 6: Final answer
x = 2,459,592.69
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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.