Home / 3,579,229.18-4,939,336.83-1,969,597.18

Finding the Fourth Proportional to 3,579,229.18, 4,939,336.83 and 1,969,597.18

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Solution

The fourth proportional to 3,579,229.18, 4,939,336.83 and 1,969,597.18 is: 2,718,044.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,579,229.18 : 4,939,336.83 = 1,969,597.18 : x
  2. Step 2: Convert to fraction form
    3,579,229.18/4,939,336.83 = 1,969,597.18/x
  3. Step 3: Cross multiply
    3,579,229.18x = 4,939,336.83 × 1,969,597.18
  4. Step 4: Simplify right side
    3,579,229.18x = 9,728,503,891,438.14
  5. Step 5: Solve for x
    x = 9,728,503,891,438.14/3,579,229.18
  6. Step 6: Final answer
    x = 2,718,044.42

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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.