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Finding the Third Proportional to 717,506 and 1,110,339

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Solution

The third proportional to 717,506 and 1,110,339 is: 1,718,247.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    717,506 : 1,110,339 = 1,110,339 : x
  2. Step 2: Convert to fraction form
    717,506/1,110,339 = 1,110,339/x
  3. Step 3: Cross multiply
    717,506x = 1,110,339 × 1,110,339
  4. Step 4: Simplify right side
    717,506x = 1,232,852,694,921
  5. Step 5: Solve for x
    x = 1,232,852,694,921/717,506
  6. Step 6: Final answer
    x = 1,718,247.23

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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.