Home / 3,278,974.80-4,916,712.60-1,383,574.80

Finding the Fourth Proportional to 3,278,974.80, 4,916,712.60 and 1,383,574.80

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Solution

The fourth proportional to 3,278,974.80, 4,916,712.60 and 1,383,574.80 is: 2,074,623.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,278,974.80 : 4,916,712.60 = 1,383,574.80 : x
  2. Step 2: Convert to fraction form
    3,278,974.80/4,916,712.60 = 1,383,574.80/x
  3. Step 3: Cross multiply
    3,278,974.80x = 4,916,712.60 × 1,383,574.80
  4. Step 4: Simplify right side
    3,278,974.80x = 6,802,639,652,202.48
  5. Step 5: Solve for x
    x = 6,802,639,652,202.48/3,278,974.80
  6. Step 6: Final answer
    x = 2,074,623.95

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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.