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Finding the Third Proportional to 886,698 and 1,375,790

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Solution

The third proportional to 886,698 and 1,375,790 is: 2,134,659.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    886,698 : 1,375,790 = 1,375,790 : x
  2. Step 2: Convert to fraction form
    886,698/1,375,790 = 1,375,790/x
  3. Step 3: Cross multiply
    886,698x = 1,375,790 × 1,375,790
  4. Step 4: Simplify right side
    886,698x = 1,892,798,124,100
  5. Step 5: Solve for x
    x = 1,892,798,124,100/886,698
  6. Step 6: Final answer
    x = 2,134,659.29

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These problems maintain the same ratio (1.55) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.