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Finding the Third Proportional to 713,212 and 1,566,380

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Solution

The third proportional to 713,212 and 1,566,380 is: 3,440,136.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    713,212 : 1,566,380 = 1,566,380 : x
  2. Step 2: Convert to fraction form
    713,212/1,566,380 = 1,566,380/x
  3. Step 3: Cross multiply
    713,212x = 1,566,380 × 1,566,380
  4. Step 4: Simplify right side
    713,212x = 2,453,546,304,400
  5. Step 5: Solve for x
    x = 2,453,546,304,400/713,212
  6. Step 6: Final answer
    x = 3,440,136.04

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Why These Related Problems?

These problems maintain the same ratio (2.20) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.