Home / 2,847,919.50-4,272,579.09-853,375.50

Finding the Fourth Proportional to 2,847,919.50, 4,272,579.09 and 853,375.50

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Solution

The fourth proportional to 2,847,919.50, 4,272,579.09 and 853,375.50 is: 1,280,272.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,847,919.50 : 4,272,579.09 = 853,375.50 : x
  2. Step 2: Convert to fraction form
    2,847,919.50/4,272,579.09 = 853,375.50/x
  3. Step 3: Cross multiply
    2,847,919.50x = 4,272,579.09 × 853,375.50
  4. Step 4: Simplify right side
    2,847,919.50x = 3,646,114,317,218.30
  5. Step 5: Solve for x
    x = 3,646,114,317,218.30/2,847,919.50
  6. Step 6: Final answer
    x = 1,280,272.96

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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.