Home / 1,469,712.80-2,202,236.40-970,493.60

Finding the Fourth Proportional to 1,469,712.80, 2,202,236.40 and 970,493.60

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Solution

The fourth proportional to 1,469,712.80, 2,202,236.40 and 970,493.60 is: 1,454,199.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,469,712.80 : 2,202,236.40 = 970,493.60 : x
  2. Step 2: Convert to fraction form
    1,469,712.80/2,202,236.40 = 970,493.60/x
  3. Step 3: Cross multiply
    1,469,712.80x = 2,202,236.40 × 970,493.60
  4. Step 4: Simplify right side
    1,469,712.80x = 2,137,256,331,887.04
  5. Step 5: Solve for x
    x = 2,137,256,331,887.04/1,469,712.80
  6. Step 6: Final answer
    x = 1,454,199.99

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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.