Home / 3,208,067.61-4,812,101.46-1,078,151.79

Finding the Fourth Proportional to 3,208,067.61, 4,812,101.46 and 1,078,151.79

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Solution

The fourth proportional to 3,208,067.61, 4,812,101.46 and 1,078,151.79 is: 1,617,227.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,208,067.61 : 4,812,101.46 = 1,078,151.79 : x
  2. Step 2: Convert to fraction form
    3,208,067.61/4,812,101.46 = 1,078,151.79/x
  3. Step 3: Cross multiply
    3,208,067.61x = 4,812,101.46 × 1,078,151.79
  4. Step 4: Simplify right side
    3,208,067.61x = 5,188,175,802,760.61
  5. Step 5: Solve for x
    x = 5,188,175,802,760.61/3,208,067.61
  6. Step 6: Final answer
    x = 1,617,227.70

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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.