Home / 3,211,035.62-4,813,181.79-1,080,380.03

Finding the Fourth Proportional to 3,211,035.62, 4,813,181.79 and 1,080,380.03

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Solution

The fourth proportional to 3,211,035.62, 4,813,181.79 and 1,080,380.03 is: 1,619,435.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,211,035.62 : 4,813,181.79 = 1,080,380.03 : x
  2. Step 2: Convert to fraction form
    3,211,035.62/4,813,181.79 = 1,080,380.03/x
  3. Step 3: Cross multiply
    3,211,035.62x = 4,813,181.79 × 1,080,380.03
  4. Step 4: Simplify right side
    3,211,035.62x = 5,200,065,486,675.65
  5. Step 5: Solve for x
    x = 5,200,065,486,675.65/3,211,035.62
  6. Step 6: Final answer
    x = 1,619,435.63

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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.