Home / 2,266,531.20-3,399,796.80-1,269,129.60

Finding the Fourth Proportional to 2,266,531.20, 3,399,796.80 and 1,269,129.60

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Solution

The fourth proportional to 2,266,531.20, 3,399,796.80 and 1,269,129.60 is: 1,903,694.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,266,531.20 : 3,399,796.80 = 1,269,129.60 : x
  2. Step 2: Convert to fraction form
    2,266,531.20/3,399,796.80 = 1,269,129.60/x
  3. Step 3: Cross multiply
    2,266,531.20x = 3,399,796.80 × 1,269,129.60
  4. Step 4: Simplify right side
    2,266,531.20x = 4,314,782,752,865.28
  5. Step 5: Solve for x
    x = 4,314,782,752,865.28/2,266,531.20
  6. Step 6: Final answer
    x = 1,903,694.40

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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.