Home / 3,214,413.09-4,822,356.03-1,393,083.74

Finding the Fourth Proportional to 3,214,413.09, 4,822,356.03 and 1,393,083.74

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Solution

The fourth proportional to 3,214,413.09, 4,822,356.03 and 1,393,083.74 is: 2,089,944.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,214,413.09 : 4,822,356.03 = 1,393,083.74 : x
  2. Step 2: Convert to fraction form
    3,214,413.09/4,822,356.03 = 1,393,083.74/x
  3. Step 3: Cross multiply
    3,214,413.09x = 4,822,356.03 × 1,393,083.74
  4. Step 4: Simplify right side
    3,214,413.09x = 6,717,945,780,715.78
  5. Step 5: Solve for x
    x = 6,717,945,780,715.78/3,214,413.09
  6. Step 6: Final answer
    x = 2,089,944.76

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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.