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Finding the Third Proportional to 1,821,700.13 and 2,673,450.56

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Solution

The third proportional to 1,821,700.13 and 2,673,450.56 is: 3,923,443.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,821,700.13 : 2,673,450.56 = 2,673,450.56 : x
  2. Step 2: Convert to fraction form
    1,821,700.13/2,673,450.56 = 2,673,450.56/x
  3. Step 3: Cross multiply
    1,821,700.13x = 2,673,450.56 × 2,673,450.56
  4. Step 4: Simplify right side
    1,821,700.13x = 7,147,337,910,131.57
  5. Step 5: Solve for x
    x = 7,147,337,910,131.57/1,821,700.13
  6. Step 6: Final answer
    x = 3,923,443.72

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Why These Related Problems?

These problems maintain the same ratio (1.47) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.