Home / 5,279,005-7,285,046.34-2,864,557

Finding the Fourth Proportional to 5,279,005, 7,285,046.34 and 2,864,557

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Solution

The fourth proportional to 5,279,005, 7,285,046.34 and 2,864,557 is: 3,953,099.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,279,005 : 7,285,046.34 = 2,864,557 : x
  2. Step 2: Convert to fraction form
    5,279,005/7,285,046.34 = 2,864,557/x
  3. Step 3: Cross multiply
    5,279,005x = 7,285,046.34 × 2,864,557
  4. Step 4: Simplify right side
    5,279,005x = 20,868,430,488,571.38
  5. Step 5: Solve for x
    x = 20,868,430,488,571.38/5,279,005
  6. Step 6: Final answer
    x = 3,953,099.21

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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.