Home / 3,979,876.98-5,969,232.27-1,957,578.06

Finding the Fourth Proportional to 3,979,876.98, 5,969,232.27 and 1,957,578.06

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Solution

The fourth proportional to 3,979,876.98, 5,969,232.27 and 1,957,578.06 is: 2,936,080.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,979,876.98 : 5,969,232.27 = 1,957,578.06 : x
  2. Step 2: Convert to fraction form
    3,979,876.98/5,969,232.27 = 1,957,578.06/x
  3. Step 3: Cross multiply
    3,979,876.98x = 5,969,232.27 × 1,957,578.06
  4. Step 4: Simplify right side
    3,979,876.98x = 11,685,238,126,796.00
  5. Step 5: Solve for x
    x = 11,685,238,126,796.00/3,979,876.98
  6. Step 6: Final answer
    x = 2,936,080.23

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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.