Home / 3,170,945.88-4,756,249.13-1,121,464.44

Finding the Fourth Proportional to 3,170,945.88, 4,756,249.13 and 1,121,464.44

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Solution

The fourth proportional to 3,170,945.88, 4,756,249.13 and 1,121,464.44 is: 1,682,136.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,170,945.88 : 4,756,249.13 = 1,121,464.44 : x
  2. Step 2: Convert to fraction form
    3,170,945.88/4,756,249.13 = 1,121,464.44/x
  3. Step 3: Cross multiply
    3,170,945.88x = 4,756,249.13 × 1,121,464.44
  4. Step 4: Simplify right side
    3,170,945.88x = 5,333,964,261,468.61
  5. Step 5: Solve for x
    x = 5,333,964,261,468.61/3,170,945.88
  6. Step 6: Final answer
    x = 1,682,136.64

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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.