Home / 3,922,384.77-5,412,858.35-2,203,468.38

Finding the Fourth Proportional to 3,922,384.77, 5,412,858.35 and 2,203,468.38

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Solution

The fourth proportional to 3,922,384.77, 5,412,858.35 and 2,203,468.38 is: 3,040,768.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,922,384.77 : 5,412,858.35 = 2,203,468.38 : x
  2. Step 2: Convert to fraction form
    3,922,384.77/5,412,858.35 = 2,203,468.38/x
  3. Step 3: Cross multiply
    3,922,384.77x = 5,412,858.35 × 2,203,468.38
  4. Step 4: Simplify right side
    3,922,384.77x = 11,927,062,208,626.63
  5. Step 5: Solve for x
    x = 11,927,062,208,626.63/3,922,384.77
  6. Step 6: Final answer
    x = 3,040,768.03

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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.