Home / 1,131,412.52-1,695,997.79-531,299.42

Finding the Fourth Proportional to 1,131,412.52, 1,695,997.79 and 531,299.42

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Solution

The fourth proportional to 1,131,412.52, 1,695,997.79 and 531,299.42 is: 796,422.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,131,412.52 : 1,695,997.79 = 531,299.42 : x
  2. Step 2: Convert to fraction form
    1,131,412.52/1,695,997.79 = 531,299.42/x
  3. Step 3: Cross multiply
    1,131,412.52x = 1,695,997.79 × 531,299.42
  4. Step 4: Simplify right side
    1,131,412.52x = 901,082,642,352.72
  5. Step 5: Solve for x
    x = 901,082,642,352.72/1,131,412.52
  6. Step 6: Final answer
    x = 796,422.72

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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.