Home / 2,388,694.86-3,298,589.63-1,517,816.43

Finding the Fourth Proportional to 2,388,694.86, 3,298,589.63 and 1,517,816.43

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Solution

The fourth proportional to 2,388,694.86, 3,298,589.63 and 1,517,816.43 is: 2,095,978.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,388,694.86 : 3,298,589.63 = 1,517,816.43 : x
  2. Step 2: Convert to fraction form
    2,388,694.86/3,298,589.63 = 1,517,816.43/x
  3. Step 3: Cross multiply
    2,388,694.86x = 3,298,589.63 × 1,517,816.43
  4. Step 4: Simplify right side
    2,388,694.86x = 5,006,653,536,241.62
  5. Step 5: Solve for x
    x = 5,006,653,536,241.62/2,388,694.86
  6. Step 6: Final answer
    x = 2,095,978.70

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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.