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Finding the Third Proportional to 672,692 and 1,011,864

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Solution

The third proportional to 672,692 and 1,011,864 is: 1,522,046.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    672,692 : 1,011,864 = 1,011,864 : x
  2. Step 2: Convert to fraction form
    672,692/1,011,864 = 1,011,864/x
  3. Step 3: Cross multiply
    672,692x = 1,011,864 × 1,011,864
  4. Step 4: Simplify right side
    672,692x = 1,023,868,754,496
  5. Step 5: Solve for x
    x = 1,023,868,754,496/672,692
  6. Step 6: Final answer
    x = 1,522,046.87

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.