Home / 3,647,336.80-5,474,115.60-1,628,687.20

Finding the Fourth Proportional to 3,647,336.80, 5,474,115.60 and 1,628,687.20

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Solution

The fourth proportional to 3,647,336.80, 5,474,115.60 and 1,628,687.20 is: 2,444,419.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,647,336.80 : 5,474,115.60 = 1,628,687.20 : x
  2. Step 2: Convert to fraction form
    3,647,336.80/5,474,115.60 = 1,628,687.20/x
  3. Step 3: Cross multiply
    3,647,336.80x = 5,474,115.60 × 1,628,687.20
  4. Step 4: Simplify right side
    3,647,336.80x = 8,915,622,009,040.32
  5. Step 5: Solve for x
    x = 8,915,622,009,040.32/3,647,336.80
  6. Step 6: Final answer
    x = 2,444,419.72

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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.