Home / 4,121,427.96-5,681,001.14-3,248,840.61

Finding the Fourth Proportional to 4,121,427.96, 5,681,001.14 and 3,248,840.61

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Solution

The fourth proportional to 4,121,427.96, 5,681,001.14 and 3,248,840.61 is: 4,478,221.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,121,427.96 : 5,681,001.14 = 3,248,840.61 : x
  2. Step 2: Convert to fraction form
    4,121,427.96/5,681,001.14 = 3,248,840.61/x
  3. Step 3: Cross multiply
    4,121,427.96x = 5,681,001.14 × 3,248,840.61
  4. Step 4: Simplify right side
    4,121,427.96x = 18,456,667,192,844.09
  5. Step 5: Solve for x
    x = 18,456,667,192,844.09/4,121,427.96
  6. Step 6: Final answer
    x = 4,478,221.47

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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.