Home / 4,179,979.80-6,269,969.70-3,542,250.60

Finding the Fourth Proportional to 4,179,979.80, 6,269,969.70 and 3,542,250.60

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Solution

The fourth proportional to 4,179,979.80, 6,269,969.70 and 3,542,250.60 is: 5,313,375.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,179,979.80 : 6,269,969.70 = 3,542,250.60 : x
  2. Step 2: Convert to fraction form
    4,179,979.80/6,269,969.70 = 3,542,250.60/x
  3. Step 3: Cross multiply
    4,179,979.80x = 6,269,969.70 × 3,542,250.60
  4. Step 4: Simplify right side
    4,179,979.80x = 22,209,803,931,806.82
  5. Step 5: Solve for x
    x = 22,209,803,931,806.82/4,179,979.80
  6. Step 6: Final answer
    x = 5,313,375.90

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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.