Home / 1,268,548.88-1,902,532.04-756,358.88

Finding the Fourth Proportional to 1,268,548.88, 1,902,532.04 and 756,358.88

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Solution

The fourth proportional to 1,268,548.88, 1,902,532.04 and 756,358.88 is: 1,134,364.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,268,548.88 : 1,902,532.04 = 756,358.88 : x
  2. Step 2: Convert to fraction form
    1,268,548.88/1,902,532.04 = 756,358.88/x
  3. Step 3: Cross multiply
    1,268,548.88x = 1,902,532.04 × 756,358.88
  4. Step 4: Simplify right side
    1,268,548.88x = 1,438,997,002,938.52
  5. Step 5: Solve for x
    x = 1,438,997,002,938.52/1,268,548.88
  6. Step 6: Final answer
    x = 1,134,364.65

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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.