Home / 3,019,658.13-4,167,128.22-1,661,531.13

Finding the Fourth Proportional to 3,019,658.13, 4,167,128.22 and 1,661,531.13

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Solution

The fourth proportional to 3,019,658.13, 4,167,128.22 and 1,661,531.13 is: 2,292,912.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,019,658.13 : 4,167,128.22 = 1,661,531.13 : x
  2. Step 2: Convert to fraction form
    3,019,658.13/4,167,128.22 = 1,661,531.13/x
  3. Step 3: Cross multiply
    3,019,658.13x = 4,167,128.22 × 1,661,531.13
  4. Step 4: Simplify right side
    3,019,658.13x = 6,923,813,260,231.49
  5. Step 5: Solve for x
    x = 6,923,813,260,231.49/3,019,658.13
  6. Step 6: Final answer
    x = 2,292,912.96

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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.