Home / 1,340,891.97-2,012,601.96-488,787.21

Finding the Fourth Proportional to 1,340,891.97, 2,012,601.96 and 488,787.21

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Solution

The fourth proportional to 1,340,891.97, 2,012,601.96 and 488,787.21 is: 733,641.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,340,891.97 : 2,012,601.96 = 488,787.21 : x
  2. Step 2: Convert to fraction form
    1,340,891.97/2,012,601.96 = 488,787.21/x
  3. Step 3: Cross multiply
    1,340,891.97x = 2,012,601.96 × 488,787.21
  4. Step 4: Simplify right side
    1,340,891.97x = 983,734,096,868.93
  5. Step 5: Solve for x
    x = 983,734,096,868.93/1,340,891.97
  6. Step 6: Final answer
    x = 733,641.58

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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.