Home / 3,821,011.76-5,731,516.62-2,619,290.80

Finding the Fourth Proportional to 3,821,011.76, 5,731,516.62 and 2,619,290.80

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Solution

The fourth proportional to 3,821,011.76, 5,731,516.62 and 2,619,290.80 is: 3,928,935.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,821,011.76 : 5,731,516.62 = 2,619,290.80 : x
  2. Step 2: Convert to fraction form
    3,821,011.76/5,731,516.62 = 2,619,290.80/x
  3. Step 3: Cross multiply
    3,821,011.76x = 5,731,516.62 × 2,619,290.80
  4. Step 4: Simplify right side
    3,821,011.76x = 15,012,508,740,867.78
  5. Step 5: Solve for x
    x = 15,012,508,740,867.78/3,821,011.76
  6. Step 6: Final answer
    x = 3,928,935.50

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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.