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Finding the Third Proportional to 717,492 and 1,509,344

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Solution

The third proportional to 717,492 and 1,509,344 is: 3,175,114.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    717,492 : 1,509,344 = 1,509,344 : x
  2. Step 2: Convert to fraction form
    717,492/1,509,344 = 1,509,344/x
  3. Step 3: Cross multiply
    717,492x = 1,509,344 × 1,509,344
  4. Step 4: Simplify right side
    717,492x = 2,278,119,310,336
  5. Step 5: Solve for x
    x = 2,278,119,310,336/717,492
  6. Step 6: Final answer
    x = 3,175,114.58

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Why These Related Problems?

These problems maintain the same ratio (2.10) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.