Home / 3,922,353.80-5,412,259-2,203,145

Finding the Fourth Proportional to 3,922,353.80, 5,412,259 and 2,203,145

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Solution

The fourth proportional to 3,922,353.80, 5,412,259 and 2,203,145 is: 3,040,009.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,922,353.80 : 5,412,259 = 2,203,145 : x
  2. Step 2: Convert to fraction form
    3,922,353.80/5,412,259 = 2,203,145/x
  3. Step 3: Cross multiply
    3,922,353.80x = 5,412,259 × 2,203,145
  4. Step 4: Simplify right side
    3,922,353.80x = 11,923,991,354,555
  5. Step 5: Solve for x
    x = 11,923,991,354,555/3,922,353.80
  6. Step 6: Final answer
    x = 3,040,009.13

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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.