Home / 2,682,159.66-3,702,751.63-2,068,935.78

Finding the Fourth Proportional to 2,682,159.66, 3,702,751.63 and 2,068,935.78

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Solution

The fourth proportional to 2,682,159.66, 3,702,751.63 and 2,068,935.78 is: 2,856,189.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,682,159.66 : 3,702,751.63 = 2,068,935.78 : x
  2. Step 2: Convert to fraction form
    2,682,159.66/3,702,751.63 = 2,068,935.78/x
  3. Step 3: Cross multiply
    2,682,159.66x = 3,702,751.63 × 2,068,935.78
  4. Step 4: Simplify right side
    2,682,159.66x = 7,660,755,331,760.32
  5. Step 5: Solve for x
    x = 7,660,755,331,760.32/2,682,159.66
  6. Step 6: Final answer
    x = 2,856,189.15

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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.