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Finding the Third Proportional to 3,360,917 and 5,165,972

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Solution

The third proportional to 3,360,917 and 5,165,972 is: 7,940,471.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,360,917 : 5,165,972 = 5,165,972 : x
  2. Step 2: Convert to fraction form
    3,360,917/5,165,972 = 5,165,972/x
  3. Step 3: Cross multiply
    3,360,917x = 5,165,972 × 5,165,972
  4. Step 4: Simplify right side
    3,360,917x = 26,687,266,704,784
  5. Step 5: Solve for x
    x = 26,687,266,704,784/3,360,917
  6. Step 6: Final answer
    x = 7,940,471.81

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Why These Related Problems?

These problems maintain the same ratio (1.54) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.