Home / 3,275,247.11-4,519,858.91-1,899,406.55

Finding the Fourth Proportional to 3,275,247.11, 4,519,858.91 and 1,899,406.55

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Solution

The fourth proportional to 3,275,247.11, 4,519,858.91 and 1,899,406.55 is: 2,621,191.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,275,247.11 : 4,519,858.91 = 1,899,406.55 : x
  2. Step 2: Convert to fraction form
    3,275,247.11/4,519,858.91 = 1,899,406.55/x
  3. Step 3: Cross multiply
    3,275,247.11x = 4,519,858.91 × 1,899,406.55
  4. Step 4: Simplify right side
    3,275,247.11x = 8,585,049,618,729.86
  5. Step 5: Solve for x
    x = 8,585,049,618,729.86/3,275,247.11
  6. Step 6: Final answer
    x = 2,621,191.42

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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.