Home / 2,387,269.11-3,581,022.60-681,665.43

Finding the Fourth Proportional to 2,387,269.11, 3,581,022.60 and 681,665.43

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Solution

The fourth proportional to 2,387,269.11, 3,581,022.60 and 681,665.43 is: 1,022,532.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,387,269.11 : 3,581,022.60 = 681,665.43 : x
  2. Step 2: Convert to fraction form
    2,387,269.11/3,581,022.60 = 681,665.43/x
  3. Step 3: Cross multiply
    2,387,269.11x = 3,581,022.60 × 681,665.43
  4. Step 4: Simplify right side
    2,387,269.11x = 2,441,059,310,468.72
  5. Step 5: Solve for x
    x = 2,441,059,310,468.72/2,387,269.11
  6. Step 6: Final answer
    x = 1,022,532.11

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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.