Home / 1,144,872.03-1,715,287.29-694,678.68

Finding the Fourth Proportional to 1,144,872.03, 1,715,287.29 and 694,678.68

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Solution

The fourth proportional to 1,144,872.03, 1,715,287.29 and 694,678.68 is: 1,040,791.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,144,872.03 : 1,715,287.29 = 694,678.68 : x
  2. Step 2: Convert to fraction form
    1,144,872.03/1,715,287.29 = 694,678.68/x
  3. Step 3: Cross multiply
    1,144,872.03x = 1,715,287.29 × 694,678.68
  4. Step 4: Simplify right side
    1,144,872.03x = 1,191,573,510,437.98
  5. Step 5: Solve for x
    x = 1,191,573,510,437.98/1,144,872.03
  6. Step 6: Final answer
    x = 1,040,791.88

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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.