Home / 1,204,390.10-1,806,583.22-664,620.28

Finding the Fourth Proportional to 1,204,390.10, 1,806,583.22 and 664,620.28

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Solution

The fourth proportional to 1,204,390.10, 1,806,583.22 and 664,620.28 is: 996,929.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,204,390.10 : 1,806,583.22 = 664,620.28 : x
  2. Step 2: Convert to fraction form
    1,204,390.10/1,806,583.22 = 664,620.28/x
  3. Step 3: Cross multiply
    1,204,390.10x = 1,806,583.22 × 664,620.28
  4. Step 4: Simplify right side
    1,204,390.10x = 1,200,691,845,519.70
  5. Step 5: Solve for x
    x = 1,200,691,845,519.70/1,204,390.10
  6. Step 6: Final answer
    x = 996,929.35

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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.