Home / 3,941,180.56-5,438,367.12-2,222,198.56

Finding the Fourth Proportional to 3,941,180.56, 5,438,367.12 and 2,222,198.56

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Solution

The fourth proportional to 3,941,180.56, 5,438,367.12 and 2,222,198.56 is: 3,066,373.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,941,180.56 : 5,438,367.12 = 2,222,198.56 : x
  2. Step 2: Convert to fraction form
    3,941,180.56/5,438,367.12 = 2,222,198.56/x
  3. Step 3: Cross multiply
    3,941,180.56x = 5,438,367.12 × 2,222,198.56
  4. Step 4: Simplify right side
    3,941,180.56x = 12,085,131,582,815.35
  5. Step 5: Solve for x
    x = 12,085,131,582,815.35/3,941,180.56
  6. Step 6: Final answer
    x = 3,066,373.49

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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.