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Finding the Third Proportional to 775,540 and 1,164,130

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Solution

The third proportional to 775,540 and 1,164,130 is: 1,747,425.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    775,540 : 1,164,130 = 1,164,130 : x
  2. Step 2: Convert to fraction form
    775,540/1,164,130 = 1,164,130/x
  3. Step 3: Cross multiply
    775,540x = 1,164,130 × 1,164,130
  4. Step 4: Simplify right side
    775,540x = 1,355,198,656,900
  5. Step 5: Solve for x
    x = 1,355,198,656,900/775,540
  6. Step 6: Final answer
    x = 1,747,425.87

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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.