Home / 1,703,121.44-2,555,175.26-505,072.59

Finding the Fourth Proportional to 1,703,121.44, 2,555,175.26 and 505,072.59

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Solution

The fourth proportional to 1,703,121.44, 2,555,175.26 and 505,072.59 is: 757,755.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,703,121.44 : 2,555,175.26 = 505,072.59 : x
  2. Step 2: Convert to fraction form
    1,703,121.44/2,555,175.26 = 505,072.59/x
  3. Step 3: Cross multiply
    1,703,121.44x = 2,555,175.26 × 505,072.59
  4. Step 4: Simplify right side
    1,703,121.44x = 1,290,548,986,472.12
  5. Step 5: Solve for x
    x = 1,290,548,986,472.12/1,703,121.44
  6. Step 6: Final answer
    x = 757,755.12

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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.