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Finding the Third Proportional to 1,324,107.84 and 2,807,131.78

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Solution

The third proportional to 1,324,107.84 and 2,807,131.78 is: 5,951,168.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,324,107.84 : 2,807,131.78 = 2,807,131.78 : x
  2. Step 2: Convert to fraction form
    1,324,107.84/2,807,131.78 = 2,807,131.78/x
  3. Step 3: Cross multiply
    1,324,107.84x = 2,807,131.78 × 2,807,131.78
  4. Step 4: Simplify right side
    1,324,107.84x = 7,879,988,837,303.80
  5. Step 5: Solve for x
    x = 7,879,988,837,303.80/1,324,107.84
  6. Step 6: Final answer
    x = 5,951,168.46

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Why These Related Problems?

These problems maintain the same ratio (2.12) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.