Home / 3,548,186.28-4,897,371.78-2,021,193.72

Finding the Fourth Proportional to 3,548,186.28, 4,897,371.78 and 2,021,193.72

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Solution

The fourth proportional to 3,548,186.28, 4,897,371.78 and 2,021,193.72 is: 2,789,745.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,548,186.28 : 4,897,371.78 = 2,021,193.72 : x
  2. Step 2: Convert to fraction form
    3,548,186.28/4,897,371.78 = 2,021,193.72/x
  3. Step 3: Cross multiply
    3,548,186.28x = 4,897,371.78 × 2,021,193.72
  4. Step 4: Simplify right side
    3,548,186.28x = 9,898,537,086,241.22
  5. Step 5: Solve for x
    x = 9,898,537,086,241.22/3,548,186.28
  6. Step 6: Final answer
    x = 2,789,745.61

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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.