Home / 3,979,134.52-5,964,383.03-2,612,334.65

Finding the Fourth Proportional to 3,979,134.52, 5,964,383.03 and 2,612,334.65

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Solution

The fourth proportional to 3,979,134.52, 5,964,383.03 and 2,612,334.65 is: 3,915,666.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,979,134.52 : 5,964,383.03 = 2,612,334.65 : x
  2. Step 2: Convert to fraction form
    3,979,134.52/5,964,383.03 = 2,612,334.65/x
  3. Step 3: Cross multiply
    3,979,134.52x = 5,964,383.03 × 2,612,334.65
  4. Step 4: Simplify right side
    3,979,134.52x = 15,580,964,412,257.40
  5. Step 5: Solve for x
    x = 15,580,964,412,257.40/3,979,134.52
  6. Step 6: Final answer
    x = 3,915,666.67

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.