Home / 3,894,084.75-5,370,346.26-3,242,867.22

Finding the Fourth Proportional to 3,894,084.75, 5,370,346.26 and 3,242,867.22

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Solution

The fourth proportional to 3,894,084.75, 5,370,346.26 and 3,242,867.22 is: 4,472,249.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,894,084.75 : 5,370,346.26 = 3,242,867.22 : x
  2. Step 2: Convert to fraction form
    3,894,084.75/5,370,346.26 = 3,242,867.22/x
  3. Step 3: Cross multiply
    3,894,084.75x = 5,370,346.26 × 3,242,867.22
  4. Step 4: Simplify right side
    3,894,084.75x = 17,415,319,846,603.60
  5. Step 5: Solve for x
    x = 17,415,319,846,603.60/3,894,084.75
  6. Step 6: Final answer
    x = 4,472,249.83

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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.