Home / 3,950,047.76-5,451,509.21-2,231,278.97

Finding the Fourth Proportional to 3,950,047.76, 5,451,509.21 and 2,231,278.97

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Solution

The fourth proportional to 3,950,047.76, 5,451,509.21 and 2,231,278.97 is: 3,079,415.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,950,047.76 : 5,451,509.21 = 2,231,278.97 : x
  2. Step 2: Convert to fraction form
    3,950,047.76/5,451,509.21 = 2,231,278.97/x
  3. Step 3: Cross multiply
    3,950,047.76x = 5,451,509.21 × 2,231,278.97
  4. Step 4: Simplify right side
    3,950,047.76x = 12,163,837,855,034.31
  5. Step 5: Solve for x
    x = 12,163,837,855,034.31/3,950,047.76
  6. Step 6: Final answer
    x = 3,079,415.39

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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.