Home / 3,256,950.78-4,494,575.52-1,806,631.20

Finding the Fourth Proportional to 3,256,950.78, 4,494,575.52 and 1,806,631.20

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Solution

The fourth proportional to 3,256,950.78, 4,494,575.52 and 1,806,631.20 is: 2,493,141.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,256,950.78 : 4,494,575.52 = 1,806,631.20 : x
  2. Step 2: Convert to fraction form
    3,256,950.78/4,494,575.52 = 1,806,631.20/x
  3. Step 3: Cross multiply
    3,256,950.78x = 4,494,575.52 × 1,806,631.20
  4. Step 4: Simplify right side
    3,256,950.78x = 8,120,040,365,188.22
  5. Step 5: Solve for x
    x = 8,120,040,365,188.22/3,256,950.78
  6. Step 6: Final answer
    x = 2,493,141.87

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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.