Home / 2,777,382.82-4,165,221.33-979,845.92

Finding the Fourth Proportional to 2,777,382.82, 4,165,221.33 and 979,845.92

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Solution

The fourth proportional to 2,777,382.82, 4,165,221.33 and 979,845.92 is: 1,469,467.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,777,382.82 : 4,165,221.33 = 979,845.92 : x
  2. Step 2: Convert to fraction form
    2,777,382.82/4,165,221.33 = 979,845.92/x
  3. Step 3: Cross multiply
    2,777,382.82x = 4,165,221.33 × 979,845.92
  4. Step 4: Simplify right side
    2,777,382.82x = 4,081,275,105,271.37
  5. Step 5: Solve for x
    x = 4,081,275,105,271.37/2,777,382.82
  6. Step 6: Final answer
    x = 1,469,467.98

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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.