Home / 3,548,977.96-5,324,364.24-990,191.52

Finding the Fourth Proportional to 3,548,977.96, 5,324,364.24 and 990,191.52

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Solution

The fourth proportional to 3,548,977.96, 5,324,364.24 and 990,191.52 is: 1,485,537.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,548,977.96 : 5,324,364.24 = 990,191.52 : x
  2. Step 2: Convert to fraction form
    3,548,977.96/5,324,364.24 = 990,191.52/x
  3. Step 3: Cross multiply
    3,548,977.96x = 5,324,364.24 × 990,191.52
  4. Step 4: Simplify right side
    3,548,977.96x = 5,272,140,319,839.25
  5. Step 5: Solve for x
    x = 5,272,140,319,839.25/3,548,977.96
  6. Step 6: Final answer
    x = 1,485,537.63

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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.