Home / 3,517,745.60-5,276,618.40-3,321,790.40

Finding the Fourth Proportional to 3,517,745.60, 5,276,618.40 and 3,321,790.40

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Solution

The fourth proportional to 3,517,745.60, 5,276,618.40 and 3,321,790.40 is: 4,982,685.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,517,745.60 : 5,276,618.40 = 3,321,790.40 : x
  2. Step 2: Convert to fraction form
    3,517,745.60/5,276,618.40 = 3,321,790.40/x
  3. Step 3: Cross multiply
    3,517,745.60x = 5,276,618.40 × 3,321,790.40
  4. Step 4: Simplify right side
    3,517,745.60x = 17,527,820,345,583.36
  5. Step 5: Solve for x
    x = 17,527,820,345,583.36/3,517,745.60
  6. Step 6: Final answer
    x = 4,982,685.60

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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.