Home / 3,055,851.54-4,217,326.38-1,970,382.78

Finding the Fourth Proportional to 3,055,851.54, 4,217,326.38 and 1,970,382.78

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Solution

The fourth proportional to 3,055,851.54, 4,217,326.38 and 1,970,382.78 is: 2,719,290.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,055,851.54 : 4,217,326.38 = 1,970,382.78 : x
  2. Step 2: Convert to fraction form
    3,055,851.54/4,217,326.38 = 1,970,382.78/x
  3. Step 3: Cross multiply
    3,055,851.54x = 4,217,326.38 × 1,970,382.78
  4. Step 4: Simplify right side
    3,055,851.54x = 8,309,747,276,791.74
  5. Step 5: Solve for x
    x = 8,309,747,276,791.74/3,055,851.54
  6. Step 6: Final answer
    x = 2,719,290.24

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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.