Home / 3,471,418.62-4,790,451.78-1,922,618.84

Finding the Fourth Proportional to 3,471,418.62, 4,790,451.78 and 1,922,618.84

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Solution

The fourth proportional to 3,471,418.62, 4,790,451.78 and 1,922,618.84 is: 2,653,155.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,471,418.62 : 4,790,451.78 = 1,922,618.84 : x
  2. Step 2: Convert to fraction form
    3,471,418.62/4,790,451.78 = 1,922,618.84/x
  3. Step 3: Cross multiply
    3,471,418.62x = 4,790,451.78 × 1,922,618.84
  4. Step 4: Simplify right side
    3,471,418.62x = 9,210,212,820,387.28
  5. Step 5: Solve for x
    x = 9,210,212,820,387.28/3,471,418.62
  6. Step 6: Final answer
    x = 2,653,155.33

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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.