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Finding the Third Proportional to 381,038 and 852,292

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Solution

The third proportional to 381,038 and 852,292 is: 1,906,375.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    381,038 : 852,292 = 852,292 : x
  2. Step 2: Convert to fraction form
    381,038/852,292 = 852,292/x
  3. Step 3: Cross multiply
    381,038x = 852,292 × 852,292
  4. Step 4: Simplify right side
    381,038x = 726,401,653,264
  5. Step 5: Solve for x
    x = 726,401,653,264/381,038
  6. Step 6: Final answer
    x = 1,906,375.88

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Why These Related Problems?

These problems maintain the same ratio (2.24) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.