Home / 2,800,910.40-4,201,626.96-2,170,531.68

Finding the Fourth Proportional to 2,800,910.40, 4,201,626.96 and 2,170,531.68

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Solution

The fourth proportional to 2,800,910.40, 4,201,626.96 and 2,170,531.68 is: 3,256,000.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,800,910.40 : 4,201,626.96 = 2,170,531.68 : x
  2. Step 2: Convert to fraction form
    2,800,910.40/4,201,626.96 = 2,170,531.68/x
  3. Step 3: Cross multiply
    2,800,910.40x = 4,201,626.96 × 2,170,531.68
  4. Step 4: Simplify right side
    2,800,910.40x = 9,119,764,424,222.09
  5. Step 5: Solve for x
    x = 9,119,764,424,222.09/2,800,910.40
  6. Step 6: Final answer
    x = 3,256,000.06

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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.