Home / 2,806,558.12-3,874,821.06-1,946,817.64

Finding the Fourth Proportional to 2,806,558.12, 3,874,821.06 and 1,946,817.64

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Solution

The fourth proportional to 2,806,558.12, 3,874,821.06 and 1,946,817.64 is: 2,687,836.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,806,558.12 : 3,874,821.06 = 1,946,817.64 : x
  2. Step 2: Convert to fraction form
    2,806,558.12/3,874,821.06 = 1,946,817.64/x
  3. Step 3: Cross multiply
    2,806,558.12x = 3,874,821.06 × 1,946,817.64
  4. Step 4: Simplify right side
    2,806,558.12x = 7,543,569,991,451.50
  5. Step 5: Solve for x
    x = 7,543,569,991,451.50/2,806,558.12
  6. Step 6: Final answer
    x = 2,687,836.73

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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.