Home / 3,614,669.98-5,420,429.97-1,218,067.90

Finding the Fourth Proportional to 3,614,669.98, 5,420,429.97 and 1,218,067.90

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Solution

The fourth proportional to 3,614,669.98, 5,420,429.97 and 1,218,067.90 is: 1,826,571.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,614,669.98 : 5,420,429.97 = 1,218,067.90 : x
  2. Step 2: Convert to fraction form
    3,614,669.98/5,420,429.97 = 1,218,067.90/x
  3. Step 3: Cross multiply
    3,614,669.98x = 5,420,429.97 × 1,218,067.90
  4. Step 4: Simplify right side
    3,614,669.98x = 6,602,451,750,654.96
  5. Step 5: Solve for x
    x = 6,602,451,750,654.96/3,614,669.98
  6. Step 6: Final answer
    x = 1,826,571.11

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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.