Home / 2,928,053.82-4,040,713.17-1,638,893.87

Finding the Fourth Proportional to 2,928,053.82, 4,040,713.17 and 1,638,893.87

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Solution

The fourth proportional to 2,928,053.82, 4,040,713.17 and 1,638,893.87 is: 2,261,672.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,928,053.82 : 4,040,713.17 = 1,638,893.87 : x
  2. Step 2: Convert to fraction form
    2,928,053.82/4,040,713.17 = 1,638,893.87/x
  3. Step 3: Cross multiply
    2,928,053.82x = 4,040,713.17 × 1,638,893.87
  4. Step 4: Simplify right side
    2,928,053.82x = 6,622,300,024,537.70
  5. Step 5: Solve for x
    x = 6,622,300,024,537.70/2,928,053.82
  6. Step 6: Final answer
    x = 2,261,672.92

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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.