Home / 3,858,211.97-5,324,571.85-2,139,332.48

Finding the Fourth Proportional to 3,858,211.97, 5,324,571.85 and 2,139,332.48

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Solution

The fourth proportional to 3,858,211.97, 5,324,571.85 and 2,139,332.48 is: 2,952,411.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,858,211.97 : 5,324,571.85 = 2,139,332.48 : x
  2. Step 2: Convert to fraction form
    3,858,211.97/5,324,571.85 = 2,139,332.48/x
  3. Step 3: Cross multiply
    3,858,211.97x = 5,324,571.85 × 2,139,332.48
  4. Step 4: Simplify right side
    3,858,211.97x = 11,391,029,500,798.69
  5. Step 5: Solve for x
    x = 11,391,029,500,798.69/3,858,211.97
  6. Step 6: Final answer
    x = 2,952,411.53

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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.