Home / 2,505,138.42-3,751,203.12-2,147,596.73

Finding the Fourth Proportional to 2,505,138.42, 3,751,203.12 and 2,147,596.73

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Solution

The fourth proportional to 2,505,138.42, 3,751,203.12 and 2,147,596.73 is: 3,215,818.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,505,138.42 : 3,751,203.12 = 2,147,596.73 : x
  2. Step 2: Convert to fraction form
    2,505,138.42/3,751,203.12 = 2,147,596.73/x
  3. Step 3: Cross multiply
    2,505,138.42x = 3,751,203.12 × 2,147,596.73
  4. Step 4: Simplify right side
    2,505,138.42x = 8,056,071,535,321.78
  5. Step 5: Solve for x
    x = 8,056,071,535,321.78/2,505,138.42
  6. Step 6: Final answer
    x = 3,215,818.92

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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.