Home / 2,548,163.82-3,822,211.17-866,439.66

Finding the Fourth Proportional to 2,548,163.82, 3,822,211.17 and 866,439.66

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Solution

The fourth proportional to 2,548,163.82, 3,822,211.17 and 866,439.66 is: 1,299,647.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,548,163.82 : 3,822,211.17 = 866,439.66 : x
  2. Step 2: Convert to fraction form
    2,548,163.82/3,822,211.17 = 866,439.66/x
  3. Step 3: Cross multiply
    2,548,163.82x = 3,822,211.17 × 866,439.66
  4. Step 4: Simplify right side
    2,548,163.82x = 3,311,715,346,583.00
  5. Step 5: Solve for x
    x = 3,311,715,346,583.00/2,548,163.82
  6. Step 6: Final answer
    x = 1,299,647.74

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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.