Home / 3,179,252.76-4,385,144.94-2,091,176.52

Finding the Fourth Proportional to 3,179,252.76, 4,385,144.94 and 2,091,176.52

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Solution

The fourth proportional to 3,179,252.76, 4,385,144.94 and 2,091,176.52 is: 2,884,360.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,179,252.76 : 4,385,144.94 = 2,091,176.52 : x
  2. Step 2: Convert to fraction form
    3,179,252.76/4,385,144.94 = 2,091,176.52/x
  3. Step 3: Cross multiply
    3,179,252.76x = 4,385,144.94 × 2,091,176.52
  4. Step 4: Simplify right side
    3,179,252.76x = 9,170,112,135,324.81
  5. Step 5: Solve for x
    x = 9,170,112,135,324.81/3,179,252.76
  6. Step 6: Final answer
    x = 2,884,360.83

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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.