Home / 955,900.20-1,433,850.30-787,938.60

Finding the Fourth Proportional to 955,900.20, 1,433,850.30 and 787,938.60

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Solution

The fourth proportional to 955,900.20, 1,433,850.30 and 787,938.60 is: 1,181,907.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    955,900.20 : 1,433,850.30 = 787,938.60 : x
  2. Step 2: Convert to fraction form
    955,900.20/1,433,850.30 = 787,938.60/x
  3. Step 3: Cross multiply
    955,900.20x = 1,433,850.30 × 787,938.60
  4. Step 4: Simplify right side
    955,900.20x = 1,129,785,997,991.58
  5. Step 5: Solve for x
    x = 1,129,785,997,991.58/955,900.20
  6. Step 6: Final answer
    x = 1,181,907.90

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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.