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Finding the Third Proportional to 625,539 and 1,339,650

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Solution

The third proportional to 625,539 and 1,339,650 is: 2,868,985.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    625,539 : 1,339,650 = 1,339,650 : x
  2. Step 2: Convert to fraction form
    625,539/1,339,650 = 1,339,650/x
  3. Step 3: Cross multiply
    625,539x = 1,339,650 × 1,339,650
  4. Step 4: Simplify right side
    625,539x = 1,794,662,122,500
  5. Step 5: Solve for x
    x = 1,794,662,122,500/625,539
  6. Step 6: Final answer
    x = 2,868,985.18

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Why These Related Problems?

These problems maintain the same ratio (2.14) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.