Home / 3,246,838.20-4,882,067.10-3,175,979.40

Finding the Fourth Proportional to 3,246,838.20, 4,882,067.10 and 3,175,979.40

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Solution

The fourth proportional to 3,246,838.20, 4,882,067.10 and 3,175,979.40 is: 4,775,521.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,246,838.20 : 4,882,067.10 = 3,175,979.40 : x
  2. Step 2: Convert to fraction form
    3,246,838.20/4,882,067.10 = 3,175,979.40/x
  3. Step 3: Cross multiply
    3,246,838.20x = 4,882,067.10 × 3,175,979.40
  4. Step 4: Simplify right side
    3,246,838.20x = 15,505,344,539,017.74
  5. Step 5: Solve for x
    x = 15,505,344,539,017.74/3,246,838.20
  6. Step 6: Final answer
    x = 4,775,521.16

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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.