Home / 3,193,239.11-4,787,272.53-2,179,808.82

Finding the Fourth Proportional to 3,193,239.11, 4,787,272.53 and 2,179,808.82

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Solution

The fourth proportional to 3,193,239.11, 4,787,272.53 and 2,179,808.82 is: 3,267,947.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,193,239.11 : 4,787,272.53 = 2,179,808.82 : x
  2. Step 2: Convert to fraction form
    3,193,239.11/4,787,272.53 = 2,179,808.82/x
  3. Step 3: Cross multiply
    3,193,239.11x = 4,787,272.53 × 2,179,808.82
  4. Step 4: Simplify right side
    3,193,239.11x = 10,435,338,884,637.71
  5. Step 5: Solve for x
    x = 10,435,338,884,637.71/3,193,239.11
  6. Step 6: Final answer
    x = 3,267,947.86

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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.