Home / 4,887,811.20-7,331,716.80-3,628,099.20

Finding the Fourth Proportional to 4,887,811.20, 7,331,716.80 and 3,628,099.20

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Solution

The fourth proportional to 4,887,811.20, 7,331,716.80 and 3,628,099.20 is: 5,442,148.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,887,811.20 : 7,331,716.80 = 3,628,099.20 : x
  2. Step 2: Convert to fraction form
    4,887,811.20/7,331,716.80 = 3,628,099.20/x
  3. Step 3: Cross multiply
    4,887,811.20x = 7,331,716.80 × 3,628,099.20
  4. Step 4: Simplify right side
    4,887,811.20x = 26,600,195,856,706.56
  5. Step 5: Solve for x
    x = 26,600,195,856,706.56/4,887,811.20
  6. Step 6: Final answer
    x = 5,442,148.80

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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.