Home / 2,193,793.60-3,288,232.80-1,247,617.60

Finding the Fourth Proportional to 2,193,793.60, 3,288,232.80 and 1,247,617.60

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Solution

The fourth proportional to 2,193,793.60, 3,288,232.80 and 1,247,617.60 is: 1,870,028.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,193,793.60 : 3,288,232.80 = 1,247,617.60 : x
  2. Step 2: Convert to fraction form
    2,193,793.60/3,288,232.80 = 1,247,617.60/x
  3. Step 3: Cross multiply
    2,193,793.60x = 3,288,232.80 × 1,247,617.60
  4. Step 4: Simplify right side
    2,193,793.60x = 4,102,457,114,177.28
  5. Step 5: Solve for x
    x = 4,102,457,114,177.28/2,193,793.60
  6. Step 6: Final answer
    x = 1,870,028.75

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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.