Home / 3,976,131.03-5,485,328.16-2,505,146.62

Finding the Fourth Proportional to 3,976,131.03, 5,485,328.16 and 2,505,146.62

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Solution

The fourth proportional to 3,976,131.03, 5,485,328.16 and 2,505,146.62 is: 3,456,010.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,976,131.03 : 5,485,328.16 = 2,505,146.62 : x
  2. Step 2: Convert to fraction form
    3,976,131.03/5,485,328.16 = 2,505,146.62/x
  3. Step 3: Cross multiply
    3,976,131.03x = 5,485,328.16 × 2,505,146.62
  4. Step 4: Simplify right side
    3,976,131.03x = 13,741,551,299,614.82
  5. Step 5: Solve for x
    x = 13,741,551,299,614.82/3,976,131.03
  6. Step 6: Final answer
    x = 3,456,010.68

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.