Home / 2,987,296.80-4,469,135.40-2,592,324.60

Finding the Fourth Proportional to 2,987,296.80, 4,469,135.40 and 2,592,324.60

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Solution

The fourth proportional to 2,987,296.80, 4,469,135.40 and 2,592,324.60 is: 3,878,238.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,987,296.80 : 4,469,135.40 = 2,592,324.60 : x
  2. Step 2: Convert to fraction form
    2,987,296.80/4,469,135.40 = 2,592,324.60/x
  3. Step 3: Cross multiply
    2,987,296.80x = 4,469,135.40 × 2,592,324.60
  4. Step 4: Simplify right side
    2,987,296.80x = 11,585,449,638,150.84
  5. Step 5: Solve for x
    x = 11,585,449,638,150.84/2,987,296.80
  6. Step 6: Final answer
    x = 3,878,238.56

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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.