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Finding the Third Proportional to 886,700 and 1,375,793

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Solution

The third proportional to 886,700 and 1,375,793 is: 2,134,663.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    886,700 : 1,375,793 = 1,375,793 : x
  2. Step 2: Convert to fraction form
    886,700/1,375,793 = 1,375,793/x
  3. Step 3: Cross multiply
    886,700x = 1,375,793 × 1,375,793
  4. Step 4: Simplify right side
    886,700x = 1,892,806,378,849
  5. Step 5: Solve for x
    x = 1,892,806,378,849/886,700
  6. Step 6: Final answer
    x = 2,134,663.79

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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.