Home / 3,431,393.91-5,143,743.81-1,633,794.39

Finding the Fourth Proportional to 3,431,393.91, 5,143,743.81 and 1,633,794.39

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Solution

The fourth proportional to 3,431,393.91, 5,143,743.81 and 1,633,794.39 is: 2,449,097.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,431,393.91 : 5,143,743.81 = 1,633,794.39 : x
  2. Step 2: Convert to fraction form
    3,431,393.91/5,143,743.81 = 1,633,794.39/x
  3. Step 3: Cross multiply
    3,431,393.91x = 5,143,743.81 × 1,633,794.39
  4. Step 4: Simplify right side
    3,431,393.91x = 8,403,819,780,375.23
  5. Step 5: Solve for x
    x = 8,403,819,780,375.23/3,431,393.91
  6. Step 6: Final answer
    x = 2,449,097.95

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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.