Home / 3,040,382.21-4,195,691.33-1,663,711.07

Finding the Fourth Proportional to 3,040,382.21, 4,195,691.33 and 1,663,711.07

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Solution

The fourth proportional to 3,040,382.21, 4,195,691.33 and 1,663,711.07 is: 2,295,901.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,040,382.21 : 4,195,691.33 = 1,663,711.07 : x
  2. Step 2: Convert to fraction form
    3,040,382.21/4,195,691.33 = 1,663,711.07/x
  3. Step 3: Cross multiply
    3,040,382.21x = 4,195,691.33 × 1,663,711.07
  4. Step 4: Simplify right side
    3,040,382.21x = 6,980,418,082,727.01
  5. Step 5: Solve for x
    x = 6,980,418,082,727.01/3,040,382.21
  6. Step 6: Final answer
    x = 2,295,901.51

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.