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Finding the Third Proportional to 591,890 and 1,283,374

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Solution

The third proportional to 591,890 and 1,283,374 is: 2,782,694.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    591,890 : 1,283,374 = 1,283,374 : x
  2. Step 2: Convert to fraction form
    591,890/1,283,374 = 1,283,374/x
  3. Step 3: Cross multiply
    591,890x = 1,283,374 × 1,283,374
  4. Step 4: Simplify right side
    591,890x = 1,647,048,823,876
  5. Step 5: Solve for x
    x = 1,647,048,823,876/591,890
  6. Step 6: Final answer
    x = 2,782,694.12

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Why These Related Problems?

These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.