Home / 3,951,761.76-5,453,436.96-2,140,925.76

Finding the Fourth Proportional to 3,951,761.76, 5,453,436.96 and 2,140,925.76

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Solution

The fourth proportional to 3,951,761.76, 5,453,436.96 and 2,140,925.76 is: 2,954,480.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,951,761.76 : 5,453,436.96 = 2,140,925.76 : x
  2. Step 2: Convert to fraction form
    3,951,761.76/5,453,436.96 = 2,140,925.76/x
  3. Step 3: Cross multiply
    3,951,761.76x = 5,453,436.96 × 2,140,925.76
  4. Step 4: Simplify right side
    3,951,761.76x = 11,675,403,668,200.09
  5. Step 5: Solve for x
    x = 11,675,403,668,200.09/3,951,761.76
  6. Step 6: Final answer
    x = 2,954,480.65

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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.