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Finding the Fourth Proportional to 1,037,448, 1,431,678.24 and 560,520

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Solution

The fourth proportional to 1,037,448, 1,431,678.24 and 560,520 is: 773,517.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,037,448 : 1,431,678.24 = 560,520 : x
  2. Step 2: Convert to fraction form
    1,037,448/1,431,678.24 = 560,520/x
  3. Step 3: Cross multiply
    1,037,448x = 1,431,678.24 × 560,520
  4. Step 4: Simplify right side
    1,037,448x = 802,484,287,084.80
  5. Step 5: Solve for x
    x = 802,484,287,084.80/1,037,448
  6. Step 6: Final answer
    x = 773,517.60

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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.