Home / 3,579,516.91-4,939,734.14-1,969,884.91

Finding the Fourth Proportional to 3,579,516.91, 4,939,734.14 and 1,969,884.91

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Solution

The fourth proportional to 3,579,516.91, 4,939,734.14 and 1,969,884.91 is: 2,718,441.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,579,516.91 : 4,939,734.14 = 1,969,884.91 : x
  2. Step 2: Convert to fraction form
    3,579,516.91/4,939,734.14 = 1,969,884.91/x
  3. Step 3: Cross multiply
    3,579,516.91x = 4,939,734.14 × 1,969,884.91
  4. Step 4: Simplify right side
    3,579,516.91x = 9,730,707,741,797.83
  5. Step 5: Solve for x
    x = 9,730,707,741,797.83/3,579,516.91
  6. Step 6: Final answer
    x = 2,718,441.62

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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.