Home / 3,616,396.59-4,990,933.62-1,985,080.29

Finding the Fourth Proportional to 3,616,396.59, 4,990,933.62 and 1,985,080.29

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Solution

The fourth proportional to 3,616,396.59, 4,990,933.62 and 1,985,080.29 is: 2,739,578.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,616,396.59 : 4,990,933.62 = 1,985,080.29 : x
  2. Step 2: Convert to fraction form
    3,616,396.59/4,990,933.62 = 1,985,080.29/x
  3. Step 3: Cross multiply
    3,616,396.59x = 4,990,933.62 × 1,985,080.29
  4. Step 4: Simplify right side
    3,616,396.59x = 9,907,403,957,760.35
  5. Step 5: Solve for x
    x = 9,907,403,957,760.35/3,616,396.59
  6. Step 6: Final answer
    x = 2,739,578.95

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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.