Home / 3,729,982.86-5,147,384.22-2,202,188.40

Finding the Fourth Proportional to 3,729,982.86, 5,147,384.22 and 2,202,188.40

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Solution

The fourth proportional to 3,729,982.86, 5,147,384.22 and 2,202,188.40 is: 3,039,024.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,729,982.86 : 5,147,384.22 = 2,202,188.40 : x
  2. Step 2: Convert to fraction form
    3,729,982.86/5,147,384.22 = 2,202,188.40/x
  3. Step 3: Cross multiply
    3,729,982.86x = 5,147,384.22 × 2,202,188.40
  4. Step 4: Simplify right side
    3,729,982.86x = 11,335,509,819,627.05
  5. Step 5: Solve for x
    x = 11,335,509,819,627.05/3,729,982.86
  6. Step 6: Final answer
    x = 3,039,024.64

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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.