Home / 3,858,879.42-5,324,869.53-2,227,813.20

Finding the Fourth Proportional to 3,858,879.42, 5,324,869.53 and 2,227,813.20

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Solution

The fourth proportional to 3,858,879.42, 5,324,869.53 and 2,227,813.20 is: 3,074,160.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,858,879.42 : 5,324,869.53 = 2,227,813.20 : x
  2. Step 2: Convert to fraction form
    3,858,879.42/5,324,869.53 = 2,227,813.20/x
  3. Step 3: Cross multiply
    3,858,879.42x = 5,324,869.53 × 2,227,813.20
  4. Step 4: Simplify right side
    3,858,879.42x = 11,862,814,627,211.80
  5. Step 5: Solve for x
    x = 11,862,814,627,211.80/3,858,879.42
  6. Step 6: Final answer
    x = 3,074,160.48

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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.