Finding the Fourth Proportional to 1,451,685.43, 2,177,387.36 and 440,816.14
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Solution
The fourth proportional to 1,451,685.43, 2,177,387.36 and 440,816.14 is: 661,181.46
Step by Step Solution
- Step 1: Write the proportion equation
1,451,685.43 : 2,177,387.36 = 440,816.14 : x - Step 2: Convert to fraction form
1,451,685.43/2,177,387.36 = 440,816.14/x - Step 3: Cross multiply
1,451,685.43x = 2,177,387.36 × 440,816.14 - Step 4: Simplify right side
1,451,685.43x = 959,827,491,319.99 - Step 5: Solve for x
x = 959,827,491,319.99/1,451,685.43 - Step 6: Final answer
x = 661,181.46
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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.