Home / 1,454,436-2,007,081.18-809,855.82

Finding the Fourth Proportional to 1,454,436, 2,007,081.18 and 809,855.82

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Solution

The fourth proportional to 1,454,436, 2,007,081.18 and 809,855.82 is: 1,117,578.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,454,436 : 2,007,081.18 = 809,855.82 : x
  2. Step 2: Convert to fraction form
    1,454,436/2,007,081.18 = 809,855.82/x
  3. Step 3: Cross multiply
    1,454,436x = 2,007,081.18 × 809,855.82
  4. Step 4: Simplify right side
    1,454,436x = 1,625,446,374,835.47
  5. Step 5: Solve for x
    x = 1,625,446,374,835.47/1,454,436
  6. Step 6: Final answer
    x = 1,117,578.48

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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.