Home / 4,055,087.21-6,083,221.30-1,215,420.80

Finding the Fourth Proportional to 4,055,087.21, 6,083,221.30 and 1,215,420.80

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Solution

The fourth proportional to 4,055,087.21, 6,083,221.30 and 1,215,420.80 is: 1,823,308.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,055,087.21 : 6,083,221.30 = 1,215,420.80 : x
  2. Step 2: Convert to fraction form
    4,055,087.21/6,083,221.30 = 1,215,420.80/x
  3. Step 3: Cross multiply
    4,055,087.21x = 6,083,221.30 × 1,215,420.80
  4. Step 4: Simplify right side
    4,055,087.21x = 7,393,673,665,568.38
  5. Step 5: Solve for x
    x = 7,393,673,665,568.38/4,055,087.21
  6. Step 6: Final answer
    x = 1,823,308.18

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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.