Home / 5,770,645.12-8,656,544.96-1,983,629.44

Finding the Fourth Proportional to 5,770,645.12, 8,656,544.96 and 1,983,629.44

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Solution

The fourth proportional to 5,770,645.12, 8,656,544.96 and 1,983,629.44 is: 2,975,642.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,770,645.12 : 8,656,544.96 = 1,983,629.44 : x
  2. Step 2: Convert to fraction form
    5,770,645.12/8,656,544.96 = 1,983,629.44/x
  3. Step 3: Cross multiply
    5,770,645.12x = 8,656,544.96 × 1,983,629.44
  4. Step 4: Simplify right side
    5,770,645.12x = 17,171,377,431,339.62
  5. Step 5: Solve for x
    x = 17,171,377,431,339.62/5,770,645.12
  6. Step 6: Final answer
    x = 2,975,642.60

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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.