Home / 2,888,530.20-4,331,628.90-994,296.60

Finding the Fourth Proportional to 2,888,530.20, 4,331,628.90 and 994,296.60

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Solution

The fourth proportional to 2,888,530.20, 4,331,628.90 and 994,296.60 is: 1,491,043.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,888,530.20 : 4,331,628.90 = 994,296.60 : x
  2. Step 2: Convert to fraction form
    2,888,530.20/4,331,628.90 = 994,296.60/x
  3. Step 3: Cross multiply
    2,888,530.20x = 4,331,628.90 × 994,296.60
  4. Step 4: Simplify right side
    2,888,530.20x = 4,306,923,887,731.74
  5. Step 5: Solve for x
    x = 4,306,923,887,731.74/2,888,530.20
  6. Step 6: Final answer
    x = 1,491,043.40

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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.