Home / 3,941,356.19-5,438,140.94-2,222,144.55

Finding the Fourth Proportional to 3,941,356.19, 5,438,140.94 and 2,222,144.55

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Solution

The fourth proportional to 3,941,356.19, 5,438,140.94 and 2,222,144.55 is: 3,066,034.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,941,356.19 : 5,438,140.94 = 2,222,144.55 : x
  2. Step 2: Convert to fraction form
    3,941,356.19/5,438,140.94 = 2,222,144.55/x
  3. Step 3: Cross multiply
    3,941,356.19x = 5,438,140.94 × 2,222,144.55
  4. Step 4: Simplify right side
    3,941,356.19x = 12,084,335,257,508.24
  5. Step 5: Solve for x
    x = 12,084,335,257,508.24/3,941,356.19
  6. Step 6: Final answer
    x = 3,066,034.81

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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.