Home / 2,685,311.08-4,027,857.36-663,504.06

Finding the Fourth Proportional to 2,685,311.08, 4,027,857.36 and 663,504.06

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Solution

The fourth proportional to 2,685,311.08, 4,027,857.36 and 663,504.06 is: 995,229.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,685,311.08 : 4,027,857.36 = 663,504.06 : x
  2. Step 2: Convert to fraction form
    2,685,311.08/4,027,857.36 = 663,504.06/x
  3. Step 3: Cross multiply
    2,685,311.08x = 4,027,857.36 × 663,504.06
  4. Step 4: Simplify right side
    2,685,311.08x = 2,672,499,711,460.88
  5. Step 5: Solve for x
    x = 2,672,499,711,460.88/2,685,311.08
  6. Step 6: Final answer
    x = 995,229.09

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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.