Home / 1,094,121.60-1,640,469.60-982,147.20

Finding the Fourth Proportional to 1,094,121.60, 1,640,469.60 and 982,147.20

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Solution

The fourth proportional to 1,094,121.60, 1,640,469.60 and 982,147.20 is: 1,472,580.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,094,121.60 : 1,640,469.60 = 982,147.20 : x
  2. Step 2: Convert to fraction form
    1,094,121.60/1,640,469.60 = 982,147.20/x
  3. Step 3: Cross multiply
    1,094,121.60x = 1,640,469.60 × 982,147.20
  4. Step 4: Simplify right side
    1,094,121.60x = 1,611,182,624,325.12
  5. Step 5: Solve for x
    x = 1,611,182,624,325.12/1,094,121.60
  6. Step 6: Final answer
    x = 1,472,580.95

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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.