Home / 3,378,806.86-4,661,611.95-1,927,481.26

Finding the Fourth Proportional to 3,378,806.86, 4,661,611.95 and 1,927,481.26

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Solution

The fourth proportional to 3,378,806.86, 4,661,611.95 and 1,927,481.26 is: 2,659,272.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,378,806.86 : 4,661,611.95 = 1,927,481.26 : x
  2. Step 2: Convert to fraction form
    3,378,806.86/4,661,611.95 = 1,927,481.26/x
  3. Step 3: Cross multiply
    3,378,806.86x = 4,661,611.95 × 1,927,481.26
  4. Step 4: Simplify right side
    3,378,806.86x = 8,985,169,675,017.06
  5. Step 5: Solve for x
    x = 8,985,169,675,017.06/3,378,806.86
  6. Step 6: Final answer
    x = 2,659,272.95

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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.