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Finding the Third Proportional to 3,149,129 and 4,722,873

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Solution

The third proportional to 3,149,129 and 4,722,873 is: 7,083,078.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,149,129 : 4,722,873 = 4,722,873 : x
  2. Step 2: Convert to fraction form
    3,149,129/4,722,873 = 4,722,873/x
  3. Step 3: Cross multiply
    3,149,129x = 4,722,873 × 4,722,873
  4. Step 4: Simplify right side
    3,149,129x = 22,305,529,374,129
  5. Step 5: Solve for x
    x = 22,305,529,374,129/3,149,129
  6. Step 6: Final answer
    x = 7,083,078.96

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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.