Home / 5,522,842.71-8,284,067.28-1,928,595.69

Finding the Fourth Proportional to 5,522,842.71, 8,284,067.28 and 1,928,595.69

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Solution

The fourth proportional to 5,522,842.71, 8,284,067.28 and 1,928,595.69 is: 2,892,824.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,522,842.71 : 8,284,067.28 = 1,928,595.69 : x
  2. Step 2: Convert to fraction form
    5,522,842.71/8,284,067.28 = 1,928,595.69/x
  3. Step 3: Cross multiply
    5,522,842.71x = 8,284,067.28 × 1,928,595.69
  4. Step 4: Simplify right side
    5,522,842.71x = 15,976,616,451,878.02
  5. Step 5: Solve for x
    x = 15,976,616,451,878.02/5,522,842.71
  6. Step 6: Final answer
    x = 2,892,824.82

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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.