Home / 1,112,206.44-1,668,542.94-481,209.96

Finding the Fourth Proportional to 1,112,206.44, 1,668,542.94 and 481,209.96

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Solution

The fourth proportional to 1,112,206.44, 1,668,542.94 and 481,209.96 is: 721,915.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,112,206.44 : 1,668,542.94 = 481,209.96 : x
  2. Step 2: Convert to fraction form
    1,112,206.44/1,668,542.94 = 481,209.96/x
  3. Step 3: Cross multiply
    1,112,206.44x = 1,668,542.94 × 481,209.96
  4. Step 4: Simplify right side
    1,112,206.44x = 802,919,481,415.68
  5. Step 5: Solve for x
    x = 802,919,481,415.68/1,112,206.44
  6. Step 6: Final answer
    x = 721,915.87

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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.