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Finding the Third Proportional to 928,365 and 1,252,578

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Solution

The third proportional to 928,365 and 1,252,578 is: 1,690,015.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    928,365 : 1,252,578 = 1,252,578 : x
  2. Step 2: Convert to fraction form
    928,365/1,252,578 = 1,252,578/x
  3. Step 3: Cross multiply
    928,365x = 1,252,578 × 1,252,578
  4. Step 4: Simplify right side
    928,365x = 1,568,951,646,084
  5. Step 5: Solve for x
    x = 1,568,951,646,084/928,365
  6. Step 6: Final answer
    x = 1,690,015.94

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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.