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Finding the Third Proportional to 723,192 and 1,557,372

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Solution

The third proportional to 723,192 and 1,557,372 is: 3,353,753.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    723,192 : 1,557,372 = 1,557,372 : x
  2. Step 2: Convert to fraction form
    723,192/1,557,372 = 1,557,372/x
  3. Step 3: Cross multiply
    723,192x = 1,557,372 × 1,557,372
  4. Step 4: Simplify right side
    723,192x = 2,425,407,546,384
  5. Step 5: Solve for x
    x = 2,425,407,546,384/723,192
  6. Step 6: Final answer
    x = 3,353,753.29

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Why These Related Problems?

These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.