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Finding the Third Proportional to 807,917 and 1,252,704

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Solution

The third proportional to 807,917 and 1,252,704 is: 1,942,362.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    807,917 : 1,252,704 = 1,252,704 : x
  2. Step 2: Convert to fraction form
    807,917/1,252,704 = 1,252,704/x
  3. Step 3: Cross multiply
    807,917x = 1,252,704 × 1,252,704
  4. Step 4: Simplify right side
    807,917x = 1,569,267,311,616
  5. Step 5: Solve for x
    x = 1,569,267,311,616/807,917
  6. Step 6: Final answer
    x = 1,942,362.04

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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.