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Finding the Third Proportional to 1,127,767 and 2,479,849

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Solution

The third proportional to 1,127,767 and 2,479,849 is: 5,452,944.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,127,767 : 2,479,849 = 2,479,849 : x
  2. Step 2: Convert to fraction form
    1,127,767/2,479,849 = 2,479,849/x
  3. Step 3: Cross multiply
    1,127,767x = 2,479,849 × 2,479,849
  4. Step 4: Simplify right side
    1,127,767x = 6,149,651,062,801
  5. Step 5: Solve for x
    x = 6,149,651,062,801/1,127,767
  6. Step 6: Final answer
    x = 5,452,944.68

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Why These Related Problems?

These problems maintain the same ratio (2.20) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.