Home / 3,919,167.45-5,879,120.94-1,523,195.55

Finding the Fourth Proportional to 3,919,167.45, 5,879,120.94 and 1,523,195.55

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Solution

The fourth proportional to 3,919,167.45, 5,879,120.94 and 1,523,195.55 is: 2,284,937.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,919,167.45 : 5,879,120.94 = 1,523,195.55 : x
  2. Step 2: Convert to fraction form
    3,919,167.45/5,879,120.94 = 1,523,195.55/x
  3. Step 3: Cross multiply
    3,919,167.45x = 5,879,120.94 × 1,523,195.55
  4. Step 4: Simplify right side
    3,919,167.45x = 8,955,050,853,719.82
  5. Step 5: Solve for x
    x = 8,955,050,853,719.82/3,919,167.45
  6. Step 6: Final answer
    x = 2,284,937.04

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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.