Home / 1,008,872.96-1,392,174.92-567,413.64

Finding the Fourth Proportional to 1,008,872.96, 1,392,174.92 and 567,413.64

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Solution

The fourth proportional to 1,008,872.96, 1,392,174.92 and 567,413.64 is: 782,991.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,008,872.96 : 1,392,174.92 = 567,413.64 : x
  2. Step 2: Convert to fraction form
    1,008,872.96/1,392,174.92 = 567,413.64/x
  3. Step 3: Cross multiply
    1,008,872.96x = 1,392,174.92 × 567,413.64
  4. Step 4: Simplify right side
    1,008,872.96x = 789,939,038,873.91
  5. Step 5: Solve for x
    x = 789,939,038,873.91/1,008,872.96
  6. Step 6: Final answer
    x = 782,991.59

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.