Home / 3,174,520.82-4,380,088.24-1,867,829.90

Finding the Fourth Proportional to 3,174,520.82, 4,380,088.24 and 1,867,829.90

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Solution

The fourth proportional to 3,174,520.82, 4,380,088.24 and 1,867,829.90 is: 2,577,163.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,174,520.82 : 4,380,088.24 = 1,867,829.90 : x
  2. Step 2: Convert to fraction form
    3,174,520.82/4,380,088.24 = 1,867,829.90/x
  3. Step 3: Cross multiply
    3,174,520.82x = 4,380,088.24 × 1,867,829.90
  4. Step 4: Simplify right side
    3,174,520.82x = 8,181,259,759,744.72
  5. Step 5: Solve for x
    x = 8,181,259,759,744.72/3,174,520.82
  6. Step 6: Final answer
    x = 2,577,163.68

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.