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Finding the Third Proportional to 713,685 and 1,569,317

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Solution

The third proportional to 713,685 and 1,569,317 is: 3,450,760.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    713,685 : 1,569,317 = 1,569,317 : x
  2. Step 2: Convert to fraction form
    713,685/1,569,317 = 1,569,317/x
  3. Step 3: Cross multiply
    713,685x = 1,569,317 × 1,569,317
  4. Step 4: Simplify right side
    713,685x = 2,462,755,846,489
  5. Step 5: Solve for x
    x = 2,462,755,846,489/713,685
  6. Step 6: Final answer
    x = 3,450,760.27

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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.