Home / 3,601,468.17-4,969,989.91-1,969,907.40

Finding the Fourth Proportional to 3,601,468.17, 4,969,989.91 and 1,969,907.40

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Solution

The fourth proportional to 3,601,468.17, 4,969,989.91 and 1,969,907.40 is: 2,718,452.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,601,468.17 : 4,969,989.91 = 1,969,907.40 : x
  2. Step 2: Convert to fraction form
    3,601,468.17/4,969,989.91 = 1,969,907.40/x
  3. Step 3: Cross multiply
    3,601,468.17x = 4,969,989.91 × 1,969,907.40
  4. Step 4: Simplify right side
    3,601,468.17x = 9,790,419,901,634.33
  5. Step 5: Solve for x
    x = 9,790,419,901,634.33/3,601,468.17
  6. Step 6: Final answer
    x = 2,718,452.43

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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.