Home / 5,758,474.82-8,631,068.49-2,161,947.83

Finding the Fourth Proportional to 5,758,474.82, 8,631,068.49 and 2,161,947.83

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Solution

The fourth proportional to 5,758,474.82, 8,631,068.49 and 2,161,947.83 is: 3,240,427.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,758,474.82 : 8,631,068.49 = 2,161,947.83 : x
  2. Step 2: Convert to fraction form
    5,758,474.82/8,631,068.49 = 2,161,947.83/x
  3. Step 3: Cross multiply
    5,758,474.82x = 8,631,068.49 × 2,161,947.83
  4. Step 4: Simplify right side
    5,758,474.82x = 18,659,919,749,381.54
  5. Step 5: Solve for x
    x = 18,659,919,749,381.54/5,758,474.82
  6. Step 6: Final answer
    x = 3,240,427.43

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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.