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Finding the Third Proportional to 1,660.92 and 2,029.85

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Solution

The third proportional to 1,660.92 and 2,029.85 is: 2,480.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,660.92 : 2,029.85 = 2,029.85 : x
  2. Step 2: Convert to fraction form
    1,660.92/2,029.85 = 2,029.85/x
  3. Step 3: Cross multiply
    1,660.92x = 2,029.85 × 2,029.85
  4. Step 4: Simplify right side
    1,660.92x = 4,120,297.37
  5. Step 5: Solve for x
    x = 4,120,297.37/1,660.92
  6. Step 6: Final answer
    x = 2,480.73

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Why These Related Problems?

These problems maintain the same ratio (1.22) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.