Home / 1,469,090.80-2,201,908.20-838,601.20

Finding the Fourth Proportional to 1,469,090.80, 2,201,908.20 and 838,601.20

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Solution

The fourth proportional to 1,469,090.80, 2,201,908.20 and 838,601.20 is: 1,256,915.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,469,090.80 : 2,201,908.20 = 838,601.20 : x
  2. Step 2: Convert to fraction form
    1,469,090.80/2,201,908.20 = 838,601.20/x
  3. Step 3: Cross multiply
    1,469,090.80x = 2,201,908.20 × 838,601.20
  4. Step 4: Simplify right side
    1,469,090.80x = 1,846,522,858,809.84
  5. Step 5: Solve for x
    x = 1,846,522,858,809.84/1,469,090.80
  6. Step 6: Final answer
    x = 1,256,915.41

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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.