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Finding the Third Proportional to 739,298 and 1,555,876

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Solution

The third proportional to 739,298 and 1,555,876 is: 3,274,390.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    739,298 : 1,555,876 = 1,555,876 : x
  2. Step 2: Convert to fraction form
    739,298/1,555,876 = 1,555,876/x
  3. Step 3: Cross multiply
    739,298x = 1,555,876 × 1,555,876
  4. Step 4: Simplify right side
    739,298x = 2,420,750,127,376
  5. Step 5: Solve for x
    x = 2,420,750,127,376/739,298
  6. Step 6: Final answer
    x = 3,274,390.20

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Why These Related Problems?

These problems maintain the same ratio (2.10) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.