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Finding the Third Proportional to 808,435 and 1,347,311

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Solution

The third proportional to 808,435 and 1,347,311 is: 2,245,383.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    808,435 : 1,347,311 = 1,347,311 : x
  2. Step 2: Convert to fraction form
    808,435/1,347,311 = 1,347,311/x
  3. Step 3: Cross multiply
    808,435x = 1,347,311 × 1,347,311
  4. Step 4: Simplify right side
    808,435x = 1,815,246,930,721
  5. Step 5: Solve for x
    x = 1,815,246,930,721/808,435
  6. Step 6: Final answer
    x = 2,245,383.90

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Why These Related Problems?

These problems maintain the same ratio (1.67) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.