Home / 1,284,809.46-1,926,615.87-574,843.38

Finding the Fourth Proportional to 1,284,809.46, 1,926,615.87 and 574,843.38

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Solution

The fourth proportional to 1,284,809.46, 1,926,615.87 and 574,843.38 is: 861,997.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,284,809.46 : 1,926,615.87 = 574,843.38 : x
  2. Step 2: Convert to fraction form
    1,284,809.46/1,926,615.87 = 574,843.38/x
  3. Step 3: Cross multiply
    1,284,809.46x = 1,926,615.87 × 574,843.38
  4. Step 4: Simplify right side
    1,284,809.46x = 1,107,502,378,672.44
  5. Step 5: Solve for x
    x = 1,107,502,378,672.44/1,284,809.46
  6. Step 6: Final answer
    x = 861,997.37

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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.