Home / 1,521,872.64-2,282,983.92-890,791.92

Finding the Fourth Proportional to 1,521,872.64, 2,282,983.92 and 890,791.92

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Solution

The fourth proportional to 1,521,872.64, 2,282,983.92 and 890,791.92 is: 1,336,290.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,521,872.64 : 2,282,983.92 = 890,791.92 : x
  2. Step 2: Convert to fraction form
    1,521,872.64/2,282,983.92 = 890,791.92/x
  3. Step 3: Cross multiply
    1,521,872.64x = 2,282,983.92 × 890,791.92
  4. Step 4: Simplify right side
    1,521,872.64x = 2,033,663,629,425.93
  5. Step 5: Solve for x
    x = 2,033,663,629,425.93/1,521,872.64
  6. Step 6: Final answer
    x = 1,336,290.29

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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.