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Finding the Third Proportional to 1,145,229.38 and 1,771,647.56

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Solution

The third proportional to 1,145,229.38 and 1,771,647.56 is: 2,740,704.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,145,229.38 : 1,771,647.56 = 1,771,647.56 : x
  2. Step 2: Convert to fraction form
    1,145,229.38/1,771,647.56 = 1,771,647.56/x
  3. Step 3: Cross multiply
    1,145,229.38x = 1,771,647.56 × 1,771,647.56
  4. Step 4: Simplify right side
    1,145,229.38x = 3,138,735,085,712.19
  5. Step 5: Solve for x
    x = 3,138,735,085,712.19/1,145,229.38
  6. Step 6: Final answer
    x = 2,740,704.31

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Why These Related Problems?

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