Home / 3,181,107.84-4,773,761.26-1,686,249.60

Finding the Fourth Proportional to 3,181,107.84, 4,773,761.26 and 1,686,249.60

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Solution

The fourth proportional to 3,181,107.84, 4,773,761.26 and 1,686,249.60 is: 2,530,487.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,181,107.84 : 4,773,761.26 = 1,686,249.60 : x
  2. Step 2: Convert to fraction form
    3,181,107.84/4,773,761.26 = 1,686,249.60/x
  3. Step 3: Cross multiply
    3,181,107.84x = 4,773,761.26 × 1,686,249.60
  4. Step 4: Simplify right side
    3,181,107.84x = 8,049,753,015,170.50
  5. Step 5: Solve for x
    x = 8,049,753,015,170.50/3,181,107.84
  6. Step 6: Final answer
    x = 2,530,487.31

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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.