Home / 2,738,324.88-4,109,505.44-1,299,012.80

Finding the Fourth Proportional to 2,738,324.88, 4,109,505.44 and 1,299,012.80

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Solution

The fourth proportional to 2,738,324.88, 4,109,505.44 and 1,299,012.80 is: 1,949,476.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,738,324.88 : 4,109,505.44 = 1,299,012.80 : x
  2. Step 2: Convert to fraction form
    2,738,324.88/4,109,505.44 = 1,299,012.80/x
  3. Step 3: Cross multiply
    2,738,324.88x = 4,109,505.44 × 1,299,012.80
  4. Step 4: Simplify right side
    2,738,324.88x = 5,338,300,168,229.63
  5. Step 5: Solve for x
    x = 5,338,300,168,229.63/2,738,324.88
  6. Step 6: Final answer
    x = 1,949,476.56

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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.