Home / 3,504,010.60-5,256,015.90-979,661.80

Finding the Fourth Proportional to 3,504,010.60, 5,256,015.90 and 979,661.80

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Solution

The fourth proportional to 3,504,010.60, 5,256,015.90 and 979,661.80 is: 1,469,492.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,504,010.60 : 5,256,015.90 = 979,661.80 : x
  2. Step 2: Convert to fraction form
    3,504,010.60/5,256,015.90 = 979,661.80/x
  3. Step 3: Cross multiply
    3,504,010.60x = 5,256,015.90 × 979,661.80
  4. Step 4: Simplify right side
    3,504,010.60x = 5,149,117,997,422.62
  5. Step 5: Solve for x
    x = 5,149,117,997,422.62/3,504,010.60
  6. Step 6: Final answer
    x = 1,469,492.70

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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.