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Finding the Third Proportional to 2,487,408 and 5,273,739

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Solution

The third proportional to 2,487,408 and 5,273,739 is: 11,181,246.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,487,408 : 5,273,739 = 5,273,739 : x
  2. Step 2: Convert to fraction form
    2,487,408/5,273,739 = 5,273,739/x
  3. Step 3: Cross multiply
    2,487,408x = 5,273,739 × 5,273,739
  4. Step 4: Simplify right side
    2,487,408x = 27,812,323,040,121
  5. Step 5: Solve for x
    x = 27,812,323,040,121/2,487,408
  6. Step 6: Final answer
    x = 11,181,246.92

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Why These Related Problems?

These problems maintain the same ratio (2.12) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.