Home / 1,603,550.08-2,399,733.52-1,311,992.12

Finding the Fourth Proportional to 1,603,550.08, 2,399,733.52 and 1,311,992.12

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Solution

The fourth proportional to 1,603,550.08, 2,399,733.52 and 1,311,992.12 is: 1,963,413.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,603,550.08 : 2,399,733.52 = 1,311,992.12 : x
  2. Step 2: Convert to fraction form
    1,603,550.08/2,399,733.52 = 1,311,992.12/x
  3. Step 3: Cross multiply
    1,603,550.08x = 2,399,733.52 × 1,311,992.12
  4. Step 4: Simplify right side
    1,603,550.08x = 3,148,431,468,339.86
  5. Step 5: Solve for x
    x = 3,148,431,468,339.86/1,603,550.08
  6. Step 6: Final answer
    x = 1,963,413.25

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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.