Home / 3,881,763.74-5,356,855.22-2,251,137.92

Finding the Fourth Proportional to 3,881,763.74, 5,356,855.22 and 2,251,137.92

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Solution

The fourth proportional to 3,881,763.74, 5,356,855.22 and 2,251,137.92 is: 3,106,582.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,881,763.74 : 5,356,855.22 = 2,251,137.92 : x
  2. Step 2: Convert to fraction form
    3,881,763.74/5,356,855.22 = 2,251,137.92/x
  3. Step 3: Cross multiply
    3,881,763.74x = 5,356,855.22 × 2,251,137.92
  4. Step 4: Simplify right side
    3,881,763.74x = 12,059,019,879,651.98
  5. Step 5: Solve for x
    x = 12,059,019,879,651.98/3,881,763.74
  6. Step 6: Final answer
    x = 3,106,582.65

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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.