Home / 3,427,218.82-4,729,481.49-1,899,293.14

Finding the Fourth Proportional to 3,427,218.82, 4,729,481.49 and 1,899,293.14

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Solution

The fourth proportional to 3,427,218.82, 4,729,481.49 and 1,899,293.14 is: 2,620,979.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,427,218.82 : 4,729,481.49 = 1,899,293.14 : x
  2. Step 2: Convert to fraction form
    3,427,218.82/4,729,481.49 = 1,899,293.14/x
  3. Step 3: Cross multiply
    3,427,218.82x = 4,729,481.49 × 1,899,293.14
  4. Step 4: Simplify right side
    3,427,218.82x = 8,982,671,749,713.98
  5. Step 5: Solve for x
    x = 8,982,671,749,713.98/3,427,218.82
  6. Step 6: Final answer
    x = 2,620,979.93

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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.