Home / 3,211,940.19-4,432,601.67-1,761,696.75

Finding the Fourth Proportional to 3,211,940.19, 4,432,601.67 and 1,761,696.75

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Solution

The fourth proportional to 3,211,940.19, 4,432,601.67 and 1,761,696.75 is: 2,431,209.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,211,940.19 : 4,432,601.67 = 1,761,696.75 : x
  2. Step 2: Convert to fraction form
    3,211,940.19/4,432,601.67 = 1,761,696.75/x
  3. Step 3: Cross multiply
    3,211,940.19x = 4,432,601.67 × 1,761,696.75
  4. Step 4: Simplify right side
    3,211,940.19x = 7,808,899,956,083.57
  5. Step 5: Solve for x
    x = 7,808,899,956,083.57/3,211,940.19
  6. Step 6: Final answer
    x = 2,431,209.64

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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.