Home / 3,322,642.20-4,983,963.30-2,188,901.40

Finding the Fourth Proportional to 3,322,642.20, 4,983,963.30 and 2,188,901.40

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Solution

The fourth proportional to 3,322,642.20, 4,983,963.30 and 2,188,901.40 is: 3,283,352.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,322,642.20 : 4,983,963.30 = 2,188,901.40 : x
  2. Step 2: Convert to fraction form
    3,322,642.20/4,983,963.30 = 2,188,901.40/x
  3. Step 3: Cross multiply
    3,322,642.20x = 4,983,963.30 × 2,188,901.40
  4. Step 4: Simplify right side
    3,322,642.20x = 10,909,404,244,918.62
  5. Step 5: Solve for x
    x = 10,909,404,244,918.62/3,322,642.20
  6. Step 6: Final answer
    x = 3,283,352.10

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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.