Home / 2,671,806.60-4,008,195.90-874,189.80

Finding the Fourth Proportional to 2,671,806.60, 4,008,195.90 and 874,189.80

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Solution

The fourth proportional to 2,671,806.60, 4,008,195.90 and 874,189.80 is: 1,311,443.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,671,806.60 : 4,008,195.90 = 874,189.80 : x
  2. Step 2: Convert to fraction form
    2,671,806.60/4,008,195.90 = 874,189.80/x
  3. Step 3: Cross multiply
    2,671,806.60x = 4,008,195.90 × 874,189.80
  4. Step 4: Simplify right side
    2,671,806.60x = 3,503,923,972,181.82
  5. Step 5: Solve for x
    x = 3,503,923,972,181.82/2,671,806.60
  6. Step 6: Final answer
    x = 1,311,443.71

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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.