Home / 1,181,379.69-1,773,015.42-612,923.73

Finding the Fourth Proportional to 1,181,379.69, 1,773,015.42 and 612,923.73

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Solution

The fourth proportional to 1,181,379.69, 1,773,015.42 and 612,923.73 is: 919,876.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,181,379.69 : 1,773,015.42 = 612,923.73 : x
  2. Step 2: Convert to fraction form
    1,181,379.69/1,773,015.42 = 612,923.73/x
  3. Step 3: Cross multiply
    1,181,379.69x = 1,773,015.42 × 612,923.73
  4. Step 4: Simplify right side
    1,181,379.69x = 1,086,723,224,573.92
  5. Step 5: Solve for x
    x = 1,086,723,224,573.92/1,181,379.69
  6. Step 6: Final answer
    x = 919,876.34

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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.