Home / 814,205.70-1,221,308.55-601,629.30

Finding the Fourth Proportional to 814,205.70, 1,221,308.55 and 601,629.30

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Solution

The fourth proportional to 814,205.70, 1,221,308.55 and 601,629.30 is: 902,443.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    814,205.70 : 1,221,308.55 = 601,629.30 : x
  2. Step 2: Convert to fraction form
    814,205.70/1,221,308.55 = 601,629.30/x
  3. Step 3: Cross multiply
    814,205.70x = 1,221,308.55 × 601,629.30
  4. Step 4: Simplify right side
    814,205.70x = 734,775,008,020.52
  5. Step 5: Solve for x
    x = 734,775,008,020.52/814,205.70
  6. Step 6: Final answer
    x = 902,443.95

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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.