Home / 3,327,325.80-4,990,791.86-931,117.36

Finding the Fourth Proportional to 3,327,325.80, 4,990,791.86 and 931,117.36

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Solution

The fourth proportional to 3,327,325.80, 4,990,791.86 and 931,117.36 is: 1,396,620.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,327,325.80 : 4,990,791.86 = 931,117.36 : x
  2. Step 2: Convert to fraction form
    3,327,325.80/4,990,791.86 = 931,117.36/x
  3. Step 3: Cross multiply
    3,327,325.80x = 4,990,791.86 × 931,117.36
  4. Step 4: Simplify right side
    3,327,325.80x = 4,647,012,940,992.69
  5. Step 5: Solve for x
    x = 4,647,012,940,992.69/3,327,325.80
  6. Step 6: Final answer
    x = 1,396,620.96

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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.