Home / 958,198.78-1,438,295.08-705,764.30

Finding the Fourth Proportional to 958,198.78, 1,438,295.08 and 705,764.30

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Solution

The fourth proportional to 958,198.78, 1,438,295.08 and 705,764.30 is: 1,059,380.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    958,198.78 : 1,438,295.08 = 705,764.30 : x
  2. Step 2: Convert to fraction form
    958,198.78/1,438,295.08 = 705,764.30/x
  3. Step 3: Cross multiply
    958,198.78x = 1,438,295.08 × 705,764.30
  4. Step 4: Simplify right side
    958,198.78x = 1,015,097,320,329.64
  5. Step 5: Solve for x
    x = 1,015,097,320,329.64/958,198.78
  6. Step 6: Final answer
    x = 1,059,380.73

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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.