Home / 3,550,884.80-5,323,216.80-2,131,505.60

Finding the Fourth Proportional to 3,550,884.80, 5,323,216.80 and 2,131,505.60

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Solution

The fourth proportional to 3,550,884.80, 5,323,216.80 and 2,131,505.60 is: 3,195,391.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,550,884.80 : 5,323,216.80 = 2,131,505.60 : x
  2. Step 2: Convert to fraction form
    3,550,884.80/5,323,216.80 = 2,131,505.60/x
  3. Step 3: Cross multiply
    3,550,884.80x = 5,323,216.80 × 2,131,505.60
  4. Step 4: Simplify right side
    3,550,884.80x = 11,346,466,419,214.08
  5. Step 5: Solve for x
    x = 11,346,466,419,214.08/3,550,884.80
  6. Step 6: Final answer
    x = 3,195,391.31

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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.