Home / 2,821,377-4,227,917.22-1,667,435.88

Finding the Fourth Proportional to 2,821,377, 4,227,917.22 and 1,667,435.88

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Solution

The fourth proportional to 2,821,377, 4,227,917.22 and 1,667,435.88 is: 2,498,702.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,821,377 : 4,227,917.22 = 1,667,435.88 : x
  2. Step 2: Convert to fraction form
    2,821,377/4,227,917.22 = 1,667,435.88/x
  3. Step 3: Cross multiply
    2,821,377x = 4,227,917.22 × 1,667,435.88
  4. Step 4: Simplify right side
    2,821,377x = 7,049,780,870,297.85
  5. Step 5: Solve for x
    x = 7,049,780,870,297.85/2,821,377
  6. Step 6: Final answer
    x = 2,498,702.18

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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.