Home / 3,746,163.82-5,619,402.90-1,187,322.78

Finding the Fourth Proportional to 3,746,163.82, 5,619,402.90 and 1,187,322.78

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Solution

The fourth proportional to 3,746,163.82, 5,619,402.90 and 1,187,322.78 is: 1,781,033.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,746,163.82 : 5,619,402.90 = 1,187,322.78 : x
  2. Step 2: Convert to fraction form
    3,746,163.82/5,619,402.90 = 1,187,322.78/x
  3. Step 3: Cross multiply
    3,746,163.82x = 5,619,402.90 × 1,187,322.78
  4. Step 4: Simplify right side
    3,746,163.82x = 6,672,045,073,168.06
  5. Step 5: Solve for x
    x = 6,672,045,073,168.06/3,746,163.82
  6. Step 6: Final answer
    x = 1,781,033.98

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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.