Home / 1,157,439.27-1,597,265.98-641,226.71

Finding the Fourth Proportional to 1,157,439.27, 1,597,265.98 and 641,226.71

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Solution

The fourth proportional to 1,157,439.27, 1,597,265.98 and 641,226.71 is: 884,892.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,157,439.27 : 1,597,265.98 = 641,226.71 : x
  2. Step 2: Convert to fraction form
    1,157,439.27/1,597,265.98 = 641,226.71/x
  3. Step 3: Cross multiply
    1,157,439.27x = 1,597,265.98 × 641,226.71
  4. Step 4: Simplify right side
    1,157,439.27x = 1,024,209,609,350.33
  5. Step 5: Solve for x
    x = 1,024,209,609,350.33/1,157,439.27
  6. Step 6: Final answer
    x = 884,892.75

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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.