Home / 2,887,245.20-4,331,256.60-994,566.80

Finding the Fourth Proportional to 2,887,245.20, 4,331,256.60 and 994,566.80

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Solution

The fourth proportional to 2,887,245.20, 4,331,256.60 and 994,566.80 is: 1,491,984.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,887,245.20 : 4,331,256.60 = 994,566.80 : x
  2. Step 2: Convert to fraction form
    2,887,245.20/4,331,256.60 = 994,566.80/x
  3. Step 3: Cross multiply
    2,887,245.20x = 4,331,256.60 × 994,566.80
  4. Step 4: Simplify right side
    2,887,245.20x = 4,307,724,016,640.88
  5. Step 5: Solve for x
    x = 4,307,724,016,640.88/2,887,245.20
  6. Step 6: Final answer
    x = 1,491,984.13

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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.