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Finding the Third Proportional to 1,328,020.52 and 2,903,771.95

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Solution

The third proportional to 1,328,020.52 and 2,903,771.95 is: 6,349,217.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,328,020.52 : 2,903,771.95 = 2,903,771.95 : x
  2. Step 2: Convert to fraction form
    1,328,020.52/2,903,771.95 = 2,903,771.95/x
  3. Step 3: Cross multiply
    1,328,020.52x = 2,903,771.95 × 2,903,771.95
  4. Step 4: Simplify right side
    1,328,020.52x = 8,431,891,555,755.38
  5. Step 5: Solve for x
    x = 8,431,891,555,755.38/1,328,020.52
  6. Step 6: Final answer
    x = 6,349,217.81

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Why These Related Problems?

These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.