Home / 6,631,482-9,947,222.46-1,839,171.20

Finding the Fourth Proportional to 6,631,482, 9,947,222.46 and 1,839,171.20

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Solution

The fourth proportional to 6,631,482, 9,947,222.46 and 1,839,171.20 is: 2,758,756.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,631,482 : 9,947,222.46 = 1,839,171.20 : x
  2. Step 2: Convert to fraction form
    6,631,482/9,947,222.46 = 1,839,171.20/x
  3. Step 3: Cross multiply
    6,631,482x = 9,947,222.46 × 1,839,171.20
  4. Step 4: Simplify right side
    6,631,482x = 18,294,645,093,293.21
  5. Step 5: Solve for x
    x = 18,294,645,093,293.21/6,631,482
  6. Step 6: Final answer
    x = 2,758,756.65

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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.