Home / 1,203,895.80-1,660,300.11-796,413.96

Finding the Fourth Proportional to 1,203,895.80, 1,660,300.11 and 796,413.96

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Solution

The fourth proportional to 1,203,895.80, 1,660,300.11 and 796,413.96 is: 1,098,339.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,203,895.80 : 1,660,300.11 = 796,413.96 : x
  2. Step 2: Convert to fraction form
    1,203,895.80/1,660,300.11 = 796,413.96/x
  3. Step 3: Cross multiply
    1,203,895.80x = 1,660,300.11 × 796,413.96
  4. Step 4: Simplify right side
    1,203,895.80x = 1,322,286,185,393.54
  5. Step 5: Solve for x
    x = 1,322,286,185,393.54/1,203,895.80
  6. Step 6: Final answer
    x = 1,098,339.40

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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.