Home / 2,643,007-3,647,349.68-1,435,783

Finding the Fourth Proportional to 2,643,007, 3,647,349.68 and 1,435,783

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Solution

The fourth proportional to 2,643,007, 3,647,349.68 and 1,435,783 is: 1,981,380.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,643,007 : 3,647,349.68 = 1,435,783 : x
  2. Step 2: Convert to fraction form
    2,643,007/3,647,349.68 = 1,435,783/x
  3. Step 3: Cross multiply
    2,643,007x = 3,647,349.68 × 1,435,783
  4. Step 4: Simplify right side
    2,643,007x = 5,236,802,665,599.44
  5. Step 5: Solve for x
    x = 5,236,802,665,599.44/2,643,007
  6. Step 6: Final answer
    x = 1,981,380.55

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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.