Finding the Fourth Proportional to 4,098,350.28, 6,147,820.67 and 1,574,005.53
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Solution
The fourth proportional to 4,098,350.28, 6,147,820.67 and 1,574,005.53 is: 2,361,121.69
Step by Step Solution
- Step 1: Write the proportion equation
4,098,350.28 : 6,147,820.67 = 1,574,005.53 : x - Step 2: Convert to fraction form
4,098,350.28/6,147,820.67 = 1,574,005.53/x - Step 3: Cross multiply
4,098,350.28x = 6,147,820.67 × 1,574,005.53 - Step 4: Simplify right side
4,098,350.28x = 9,676,703,732,028.31 - Step 5: Solve for x
x = 9,676,703,732,028.31/4,098,350.28 - Step 6: Final answer
x = 2,361,121.69
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.