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Finding the Third Proportional to 869,790.66 and 1,799,245.41

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Solution

The third proportional to 869,790.66 and 1,799,245.41 is: 3,721,911.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    869,790.66 : 1,799,245.41 = 1,799,245.41 : x
  2. Step 2: Convert to fraction form
    869,790.66/1,799,245.41 = 1,799,245.41/x
  3. Step 3: Cross multiply
    869,790.66x = 1,799,245.41 × 1,799,245.41
  4. Step 4: Simplify right side
    869,790.66x = 3,237,284,031,911.73
  5. Step 5: Solve for x
    x = 3,237,284,031,911.73/869,790.66
  6. Step 6: Final answer
    x = 3,721,911.71

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Why These Related Problems?

These problems maintain the same ratio (2.07) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.