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Finding the Third Proportional to 518,560 and 1,125,644

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Solution

The third proportional to 518,560 and 1,125,644 is: 2,443,448.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    518,560 : 1,125,644 = 1,125,644 : x
  2. Step 2: Convert to fraction form
    518,560/1,125,644 = 1,125,644/x
  3. Step 3: Cross multiply
    518,560x = 1,125,644 × 1,125,644
  4. Step 4: Simplify right side
    518,560x = 1,267,074,414,736
  5. Step 5: Solve for x
    x = 1,267,074,414,736/518,560
  6. Step 6: Final answer
    x = 2,443,448.04

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Why These Related Problems?

These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.