Home / 3,545,545.80-5,322,255.30-2,199,228.60

Finding the Fourth Proportional to 3,545,545.80, 5,322,255.30 and 2,199,228.60

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Solution

The fourth proportional to 3,545,545.80, 5,322,255.30 and 2,199,228.60 is: 3,301,284.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,545,545.80 : 5,322,255.30 = 2,199,228.60 : x
  2. Step 2: Convert to fraction form
    3,545,545.80/5,322,255.30 = 2,199,228.60/x
  3. Step 3: Cross multiply
    3,545,545.80x = 5,322,255.30 × 2,199,228.60
  4. Step 4: Simplify right side
    3,545,545.80x = 11,704,856,072,261.58
  5. Step 5: Solve for x
    x = 11,704,856,072,261.58/3,545,545.80
  6. Step 6: Final answer
    x = 3,301,284.69

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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.