Home / 3,979,873.98-5,969,227.77-1,957,575.06

Finding the Fourth Proportional to 3,979,873.98, 5,969,227.77 and 1,957,575.06

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Solution

The fourth proportional to 3,979,873.98, 5,969,227.77 and 1,957,575.06 is: 2,936,075.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,979,873.98 : 5,969,227.77 = 1,957,575.06 : x
  2. Step 2: Convert to fraction form
    3,979,873.98/5,969,227.77 = 1,957,575.06/x
  3. Step 3: Cross multiply
    3,979,873.98x = 5,969,227.77 × 1,957,575.06
  4. Step 4: Simplify right side
    3,979,873.98x = 11,685,211,410,011.42
  5. Step 5: Solve for x
    x = 11,685,211,410,011.42/3,979,873.98
  6. Step 6: Final answer
    x = 2,936,075.73

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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.