Home / 2,176,138.80-3,263,286.60-1,054,551.60

Finding the Fourth Proportional to 2,176,138.80, 3,263,286.60 and 1,054,551.60

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Solution

The fourth proportional to 2,176,138.80, 3,263,286.60 and 1,054,551.60 is: 1,581,380.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,176,138.80 : 3,263,286.60 = 1,054,551.60 : x
  2. Step 2: Convert to fraction form
    2,176,138.80/3,263,286.60 = 1,054,551.60/x
  3. Step 3: Cross multiply
    2,176,138.80x = 3,263,286.60 × 1,054,551.60
  4. Step 4: Simplify right side
    2,176,138.80x = 3,441,304,105,288.56
  5. Step 5: Solve for x
    x = 3,441,304,105,288.56/2,176,138.80
  6. Step 6: Final answer
    x = 1,581,380.79

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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.