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Finding the Third Proportional to 928,360 and 1,252,569

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Solution

The third proportional to 928,360 and 1,252,569 is: 1,690,000.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    928,360 : 1,252,569 = 1,252,569 : x
  2. Step 2: Convert to fraction form
    928,360/1,252,569 = 1,252,569/x
  3. Step 3: Cross multiply
    928,360x = 1,252,569 × 1,252,569
  4. Step 4: Simplify right side
    928,360x = 1,568,929,099,761
  5. Step 5: Solve for x
    x = 1,568,929,099,761/928,360
  6. Step 6: Final answer
    x = 1,690,000.75

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Why These Related Problems?

These problems maintain the same ratio (1.35) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.