Finding the Fourth Proportional to 2,484,276.13, 3,726,206.42 and 687,181.78
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Solution
The fourth proportional to 2,484,276.13, 3,726,206.42 and 687,181.78 is: 1,030,715.20
Step by Step Solution
- Step 1: Write the proportion equation
2,484,276.13 : 3,726,206.42 = 687,181.78 : x - Step 2: Convert to fraction form
2,484,276.13/3,726,206.42 = 687,181.78/x - Step 3: Cross multiply
2,484,276.13x = 3,726,206.42 × 687,181.78 - Step 4: Simplify right side
2,484,276.13x = 2,560,581,160,343.03 - Step 5: Solve for x
x = 2,560,581,160,343.03/2,484,276.13 - Step 6: Final answer
x = 1,030,715.20
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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.