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Finding the Third Proportional to 752,732.37 and 1,129,329.21

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Solution

The third proportional to 752,732.37 and 1,129,329.21 is: 1,694,339.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    752,732.37 : 1,129,329.21 = 1,129,329.21 : x
  2. Step 2: Convert to fraction form
    752,732.37/1,129,329.21 = 1,129,329.21/x
  3. Step 3: Cross multiply
    752,732.37x = 1,129,329.21 × 1,129,329.21
  4. Step 4: Simplify right side
    752,732.37x = 1,275,384,466,676.72
  5. Step 5: Solve for x
    x = 1,275,384,466,676.72/752,732.37
  6. Step 6: Final answer
    x = 1,694,339.88

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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.