Home / 3,625,128.47-5,002,571.49-1,993,534.13

Finding the Fourth Proportional to 3,625,128.47, 5,002,571.49 and 1,993,534.13

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Solution

The fourth proportional to 3,625,128.47, 5,002,571.49 and 1,993,534.13 is: 2,751,018.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,625,128.47 : 5,002,571.49 = 1,993,534.13 : x
  2. Step 2: Convert to fraction form
    3,625,128.47/5,002,571.49 = 1,993,534.13/x
  3. Step 3: Cross multiply
    3,625,128.47x = 5,002,571.49 × 1,993,534.13
  4. Step 4: Simplify right side
    3,625,128.47x = 9,972,797,003,079.95
  5. Step 5: Solve for x
    x = 9,972,797,003,079.95/3,625,128.47
  6. Step 6: Final answer
    x = 2,751,018.92

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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.