Home / 2,020,163.38-2,787,884.71-1,102,451.77

Finding the Fourth Proportional to 2,020,163.38, 2,787,884.71 and 1,102,451.77

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Solution

The fourth proportional to 2,020,163.38, 2,787,884.71 and 1,102,451.77 is: 1,521,415.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,020,163.38 : 2,787,884.71 = 1,102,451.77 : x
  2. Step 2: Convert to fraction form
    2,020,163.38/2,787,884.71 = 1,102,451.77/x
  3. Step 3: Cross multiply
    2,020,163.38x = 2,787,884.71 × 1,102,451.77
  4. Step 4: Simplify right side
    2,020,163.38x = 3,073,508,443,185.64
  5. Step 5: Solve for x
    x = 3,073,508,443,185.64/2,020,163.38
  6. Step 6: Final answer
    x = 1,521,415.78

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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.