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Finding the Third Proportional to 762,918 and 1,154,198

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Solution

The third proportional to 762,918 and 1,154,198 is: 1,746,154.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    762,918 : 1,154,198 = 1,154,198 : x
  2. Step 2: Convert to fraction form
    762,918/1,154,198 = 1,154,198/x
  3. Step 3: Cross multiply
    762,918x = 1,154,198 × 1,154,198
  4. Step 4: Simplify right side
    762,918x = 1,332,173,023,204
  5. Step 5: Solve for x
    x = 1,332,173,023,204/762,918
  6. Step 6: Final answer
    x = 1,746,154.93

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.