Home / 5,284,914.60-7,921,151.10-2,759,269.80

Finding the Fourth Proportional to 5,284,914.60, 7,921,151.10 and 2,759,269.80

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Solution

The fourth proportional to 5,284,914.60, 7,921,151.10 and 2,759,269.80 is: 4,135,656.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,284,914.60 : 7,921,151.10 = 2,759,269.80 : x
  2. Step 2: Convert to fraction form
    5,284,914.60/7,921,151.10 = 2,759,269.80/x
  3. Step 3: Cross multiply
    5,284,914.60x = 7,921,151.10 × 2,759,269.80
  4. Step 4: Simplify right side
    5,284,914.60x = 21,856,593,011,466.78
  5. Step 5: Solve for x
    x = 21,856,593,011,466.78/5,284,914.60
  6. Step 6: Final answer
    x = 4,135,656.80

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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.