Home / 3,672,382.80-5,509,351.80-1,113,387.60

Finding the Fourth Proportional to 3,672,382.80, 5,509,351.80 and 1,113,387.60

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Solution

The fourth proportional to 3,672,382.80, 5,509,351.80 and 1,113,387.60 is: 1,670,317.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,672,382.80 : 5,509,351.80 = 1,113,387.60 : x
  2. Step 2: Convert to fraction form
    3,672,382.80/5,509,351.80 = 1,113,387.60/x
  3. Step 3: Cross multiply
    3,672,382.80x = 5,509,351.80 × 1,113,387.60
  4. Step 4: Simplify right side
    3,672,382.80x = 6,134,043,978,157.68
  5. Step 5: Solve for x
    x = 6,134,043,978,157.68/3,672,382.80
  6. Step 6: Final answer
    x = 1,670,317.15

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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.