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Finding the Third Proportional to 1,331,694 and 2,086,789.50

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Solution

The third proportional to 1,331,694 and 2,086,789.50 is: 3,270,038.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,331,694 : 2,086,789.50 = 2,086,789.50 : x
  2. Step 2: Convert to fraction form
    1,331,694/2,086,789.50 = 2,086,789.50/x
  3. Step 3: Cross multiply
    1,331,694x = 2,086,789.50 × 2,086,789.50
  4. Step 4: Simplify right side
    1,331,694x = 4,354,690,417,310.25
  5. Step 5: Solve for x
    x = 4,354,690,417,310.25/1,331,694
  6. Step 6: Final answer
    x = 3,270,038.33

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These problems maintain the same ratio (1.57) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.