Home / 3,288,134.40-4,928,515.20-1,394,553.60

Finding the Fourth Proportional to 3,288,134.40, 4,928,515.20 and 1,394,553.60

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Solution

The fourth proportional to 3,288,134.40, 4,928,515.20 and 1,394,553.60 is: 2,090,266.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,288,134.40 : 4,928,515.20 = 1,394,553.60 : x
  2. Step 2: Convert to fraction form
    3,288,134.40/4,928,515.20 = 1,394,553.60/x
  3. Step 3: Cross multiply
    3,288,134.40x = 4,928,515.20 × 1,394,553.60
  4. Step 4: Simplify right side
    3,288,134.40x = 6,873,078,614,814.72
  5. Step 5: Solve for x
    x = 6,873,078,614,814.72/3,288,134.40
  6. Step 6: Final answer
    x = 2,090,266.94

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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.