Home / 5,279,402.89-7,285,576.05-2,864,954.89

Finding the Fourth Proportional to 5,279,402.89, 7,285,576.05 and 2,864,954.89

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Solution

The fourth proportional to 5,279,402.89, 7,285,576.05 and 2,864,954.89 is: 3,953,637.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,279,402.89 : 7,285,576.05 = 2,864,954.89 : x
  2. Step 2: Convert to fraction form
    5,279,402.89/7,285,576.05 = 2,864,954.89/x
  3. Step 3: Cross multiply
    5,279,402.89x = 7,285,576.05 × 2,864,954.89
  4. Step 4: Simplify right side
    5,279,402.89x = 20,872,846,716,589.61
  5. Step 5: Solve for x
    x = 20,872,846,716,589.61/5,279,402.89
  6. Step 6: Final answer
    x = 3,953,637.78

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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.