Home / 3,181,107.33-4,773,760.53-1,686,249.09

Finding the Fourth Proportional to 3,181,107.33, 4,773,760.53 and 1,686,249.09

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Solution

The fourth proportional to 3,181,107.33, 4,773,760.53 and 1,686,249.09 is: 2,530,486.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,181,107.33 : 4,773,760.53 = 1,686,249.09 : x
  2. Step 2: Convert to fraction form
    3,181,107.33/4,773,760.53 = 1,686,249.09/x
  3. Step 3: Cross multiply
    3,181,107.33x = 4,773,760.53 × 1,686,249.09
  4. Step 4: Simplify right side
    3,181,107.33x = 8,049,749,349,590.42
  5. Step 5: Solve for x
    x = 8,049,749,349,590.42/3,181,107.33
  6. Step 6: Final answer
    x = 2,530,486.56

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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.