Home / 2,720,150.91-4,080,078.63-826,744.71

Finding the Fourth Proportional to 2,720,150.91, 4,080,078.63 and 826,744.71

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Solution

The fourth proportional to 2,720,150.91, 4,080,078.63 and 826,744.71 is: 1,240,072.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,720,150.91 : 4,080,078.63 = 826,744.71 : x
  2. Step 2: Convert to fraction form
    2,720,150.91/4,080,078.63 = 826,744.71/x
  3. Step 3: Cross multiply
    2,720,150.91x = 4,080,078.63 × 826,744.71
  4. Step 4: Simplify right side
    2,720,150.91x = 3,373,183,423,736.55
  5. Step 5: Solve for x
    x = 3,373,183,423,736.55/2,720,150.91
  6. Step 6: Final answer
    x = 1,240,072.16

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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.