Home / 3,272,198.07-4,515,819.53-1,965,849.72

Finding the Fourth Proportional to 3,272,198.07, 4,515,819.53 and 1,965,849.72

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Solution

The fourth proportional to 3,272,198.07, 4,515,819.53 and 1,965,849.72 is: 2,712,984.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,272,198.07 : 4,515,819.53 = 1,965,849.72 : x
  2. Step 2: Convert to fraction form
    3,272,198.07/4,515,819.53 = 1,965,849.72/x
  3. Step 3: Cross multiply
    3,272,198.07x = 4,515,819.53 × 1,965,849.72
  4. Step 4: Simplify right side
    3,272,198.07x = 8,877,422,548,791.78
  5. Step 5: Solve for x
    x = 8,877,422,548,791.78/3,272,198.07
  6. Step 6: Final answer
    x = 2,712,984.47

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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.