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Finding the Third Proportional to 3,981,820 and 6,148,757

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Solution

The third proportional to 3,981,820 and 6,148,757 is: 9,494,957.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,981,820 : 6,148,757 = 6,148,757 : x
  2. Step 2: Convert to fraction form
    3,981,820/6,148,757 = 6,148,757/x
  3. Step 3: Cross multiply
    3,981,820x = 6,148,757 × 6,148,757
  4. Step 4: Simplify right side
    3,981,820x = 37,807,212,645,049
  5. Step 5: Solve for x
    x = 37,807,212,645,049/3,981,820
  6. Step 6: Final answer
    x = 9,494,957.74

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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.