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Finding the Third Proportional to 717,606 and 1,156,239

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Solution

The third proportional to 717,606 and 1,156,239 is: 1,862,984.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    717,606 : 1,156,239 = 1,156,239 : x
  2. Step 2: Convert to fraction form
    717,606/1,156,239 = 1,156,239/x
  3. Step 3: Cross multiply
    717,606x = 1,156,239 × 1,156,239
  4. Step 4: Simplify right side
    717,606x = 1,336,888,625,121
  5. Step 5: Solve for x
    x = 1,336,888,625,121/717,606
  6. Step 6: Final answer
    x = 1,862,984.18

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Why These Related Problems?

These problems maintain the same ratio (1.61) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.