Home / 3,692,456.32-5,540,635.87-2,619,900.43

Finding the Fourth Proportional to 3,692,456.32, 5,540,635.87 and 2,619,900.43

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Solution

The fourth proportional to 3,692,456.32, 5,540,635.87 and 2,619,900.43 is: 3,931,235.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,692,456.32 : 5,540,635.87 = 2,619,900.43 : x
  2. Step 2: Convert to fraction form
    3,692,456.32/5,540,635.87 = 2,619,900.43/x
  3. Step 3: Cross multiply
    3,692,456.32x = 5,540,635.87 × 2,619,900.43
  4. Step 4: Simplify right side
    3,692,456.32x = 14,515,914,308,487.09
  5. Step 5: Solve for x
    x = 14,515,914,308,487.09/3,692,456.32
  6. Step 6: Final answer
    x = 3,931,235.22

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.