Home / 1,266,244.88-1,899,517.36-792,969.44

Finding the Fourth Proportional to 1,266,244.88, 1,899,517.36 and 792,969.44

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Solution

The fourth proportional to 1,266,244.88, 1,899,517.36 and 792,969.44 is: 1,189,548.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,266,244.88 : 1,899,517.36 = 792,969.44 : x
  2. Step 2: Convert to fraction form
    1,266,244.88/1,899,517.36 = 792,969.44/x
  3. Step 3: Cross multiply
    1,266,244.88x = 1,899,517.36 × 792,969.44
  4. Step 4: Simplify right side
    1,266,244.88x = 1,506,259,217,229.48
  5. Step 5: Solve for x
    x = 1,506,259,217,229.48/1,266,244.88
  6. Step 6: Final answer
    x = 1,189,548.12

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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.