Home / 3,653,842.42-5,481,288.78-1,129,694.50

Finding the Fourth Proportional to 3,653,842.42, 5,481,288.78 and 1,129,694.50

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Solution

The fourth proportional to 3,653,842.42, 5,481,288.78 and 1,129,694.50 is: 1,694,704.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,653,842.42 : 5,481,288.78 = 1,129,694.50 : x
  2. Step 2: Convert to fraction form
    3,653,842.42/5,481,288.78 = 1,129,694.50/x
  3. Step 3: Cross multiply
    3,653,842.42x = 5,481,288.78 × 1,129,694.50
  4. Step 4: Simplify right side
    3,653,842.42x = 6,192,181,787,677.71
  5. Step 5: Solve for x
    x = 6,192,181,787,677.71/3,653,842.42
  6. Step 6: Final answer
    x = 1,694,704.12

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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.