Home / 2,247,759.80-3,371,639.70-1,987,944.20

Finding the Fourth Proportional to 2,247,759.80, 3,371,639.70 and 1,987,944.20

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Solution

The fourth proportional to 2,247,759.80, 3,371,639.70 and 1,987,944.20 is: 2,981,916.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,247,759.80 : 3,371,639.70 = 1,987,944.20 : x
  2. Step 2: Convert to fraction form
    2,247,759.80/3,371,639.70 = 1,987,944.20/x
  3. Step 3: Cross multiply
    2,247,759.80x = 3,371,639.70 × 1,987,944.20
  4. Step 4: Simplify right side
    2,247,759.80x = 6,702,631,586,104.74
  5. Step 5: Solve for x
    x = 6,702,631,586,104.74/2,247,759.80
  6. Step 6: Final answer
    x = 2,981,916.30

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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.