Home / 3,469,837.71-4,787,804.66-2,179,764.39

Finding the Fourth Proportional to 3,469,837.71, 4,787,804.66 and 2,179,764.39

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Solution

The fourth proportional to 3,469,837.71, 4,787,804.66 and 2,179,764.39 is: 3,007,715.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,469,837.71 : 4,787,804.66 = 2,179,764.39 : x
  2. Step 2: Convert to fraction form
    3,469,837.71/4,787,804.66 = 2,179,764.39/x
  3. Step 3: Cross multiply
    3,469,837.71x = 4,787,804.66 × 2,179,764.39
  4. Step 4: Simplify right side
    3,469,837.71x = 10,436,286,093,245.24
  5. Step 5: Solve for x
    x = 10,436,286,093,245.24/3,469,837.71
  6. Step 6: Final answer
    x = 3,007,715.91

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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.