Home / 2,969,996.24-4,098,611.40-1,680,839.12

Finding the Fourth Proportional to 2,969,996.24, 4,098,611.40 and 1,680,839.12

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Solution

The fourth proportional to 2,969,996.24, 4,098,611.40 and 1,680,839.12 is: 2,319,567.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,969,996.24 : 4,098,611.40 = 1,680,839.12 : x
  2. Step 2: Convert to fraction form
    2,969,996.24/4,098,611.40 = 1,680,839.12/x
  3. Step 3: Cross multiply
    2,969,996.24x = 4,098,611.40 × 1,680,839.12
  4. Step 4: Simplify right side
    2,969,996.24x = 6,889,106,378,797.97
  5. Step 5: Solve for x
    x = 6,889,106,378,797.97/2,969,996.24
  6. Step 6: Final answer
    x = 2,319,567.37

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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.