Home / 2,545,059.78-3,512,249.64-1,383,584.22

Finding the Fourth Proportional to 2,545,059.78, 3,512,249.64 and 1,383,584.22

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Solution

The fourth proportional to 2,545,059.78, 3,512,249.64 and 1,383,584.22 is: 1,909,382.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,545,059.78 : 3,512,249.64 = 1,383,584.22 : x
  2. Step 2: Convert to fraction form
    2,545,059.78/3,512,249.64 = 1,383,584.22/x
  3. Step 3: Cross multiply
    2,545,059.78x = 3,512,249.64 × 1,383,584.22
  4. Step 4: Simplify right side
    2,545,059.78x = 4,859,493,178,604.68
  5. Step 5: Solve for x
    x = 4,859,493,178,604.68/2,545,059.78
  6. Step 6: Final answer
    x = 1,909,382.73

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.