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Finding the Third Proportional to 700,913 and 1,098,089

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Solution

The third proportional to 700,913 and 1,098,089 is: 1,720,326.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    700,913 : 1,098,089 = 1,098,089 : x
  2. Step 2: Convert to fraction form
    700,913/1,098,089 = 1,098,089/x
  3. Step 3: Cross multiply
    700,913x = 1,098,089 × 1,098,089
  4. Step 4: Simplify right side
    700,913x = 1,205,799,451,921
  5. Step 5: Solve for x
    x = 1,205,799,451,921/700,913
  6. Step 6: Final answer
    x = 1,720,326.85

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Why These Related Problems?

These problems maintain the same ratio (1.57) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.