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Finding the Fourth Proportional to 2,682,751.72, 4,024,527.66 and 885,825

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Solution

The fourth proportional to 2,682,751.72, 4,024,527.66 and 885,825 is: 1,328,869.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,682,751.72 : 4,024,527.66 = 885,825 : x
  2. Step 2: Convert to fraction form
    2,682,751.72/4,024,527.66 = 885,825/x
  3. Step 3: Cross multiply
    2,682,751.72x = 4,024,527.66 × 885,825
  4. Step 4: Simplify right side
    2,682,751.72x = 3,565,027,214,419.50
  5. Step 5: Solve for x
    x = 3,565,027,214,419.50/2,682,751.72
  6. Step 6: Final answer
    x = 1,328,869.60

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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.