Home / 3,485,187.80-5,228,040.90-1,241,034.20

Finding the Fourth Proportional to 3,485,187.80, 5,228,040.90 and 1,241,034.20

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Solution

The fourth proportional to 3,485,187.80, 5,228,040.90 and 1,241,034.20 is: 1,861,643.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,485,187.80 : 5,228,040.90 = 1,241,034.20 : x
  2. Step 2: Convert to fraction form
    3,485,187.80/5,228,040.90 = 1,241,034.20/x
  3. Step 3: Cross multiply
    3,485,187.80x = 5,228,040.90 × 1,241,034.20
  4. Step 4: Simplify right side
    3,485,187.80x = 6,488,177,555,898.78
  5. Step 5: Solve for x
    x = 6,488,177,555,898.78/3,485,187.80
  6. Step 6: Final answer
    x = 1,861,643.60

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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.