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Finding the Third Proportional to 860,325 and 1,331,493

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Solution

The third proportional to 860,325 and 1,331,493 is: 2,060,702.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    860,325 : 1,331,493 = 1,331,493 : x
  2. Step 2: Convert to fraction form
    860,325/1,331,493 = 1,331,493/x
  3. Step 3: Cross multiply
    860,325x = 1,331,493 × 1,331,493
  4. Step 4: Simplify right side
    860,325x = 1,772,873,609,049
  5. Step 5: Solve for x
    x = 1,772,873,609,049/860,325
  6. Step 6: Final answer
    x = 2,060,702.19

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Why These Related Problems?

These problems maintain the same ratio (1.55) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.