Home / 2,867,541.92-3,957,057.24-1,578,135.86

Finding the Fourth Proportional to 2,867,541.92, 3,957,057.24 and 1,578,135.86

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Solution

The fourth proportional to 2,867,541.92, 3,957,057.24 and 1,578,135.86 is: 2,177,744.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,867,541.92 : 3,957,057.24 = 1,578,135.86 : x
  2. Step 2: Convert to fraction form
    2,867,541.92/3,957,057.24 = 1,578,135.86/x
  3. Step 3: Cross multiply
    2,867,541.92x = 3,957,057.24 × 1,578,135.86
  4. Step 4: Simplify right side
    2,867,541.92x = 6,244,773,930,516.63
  5. Step 5: Solve for x
    x = 6,244,773,930,516.63/2,867,541.92
  6. Step 6: Final answer
    x = 2,177,744.60

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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.