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Finding the Third Proportional to 637,794 and 1,383,569

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Solution

The third proportional to 637,794 and 1,383,569 is: 3,001,381.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    637,794 : 1,383,569 = 1,383,569 : x
  2. Step 2: Convert to fraction form
    637,794/1,383,569 = 1,383,569/x
  3. Step 3: Cross multiply
    637,794x = 1,383,569 × 1,383,569
  4. Step 4: Simplify right side
    637,794x = 1,914,263,177,761
  5. Step 5: Solve for x
    x = 1,914,263,177,761/637,794
  6. Step 6: Final answer
    x = 3,001,381.60

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Why These Related Problems?

These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.