Home / 2,379,635-3,568,111.10-781,769.06

Finding the Fourth Proportional to 2,379,635, 3,568,111.10 and 781,769.06

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Solution

The fourth proportional to 2,379,635, 3,568,111.10 and 781,769.06 is: 1,172,212.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,379,635 : 3,568,111.10 = 781,769.06 : x
  2. Step 2: Convert to fraction form
    2,379,635/3,568,111.10 = 781,769.06/x
  3. Step 3: Cross multiply
    2,379,635x = 3,568,111.10 × 781,769.06
  4. Step 4: Simplify right side
    2,379,635x = 2,789,438,860,622.57
  5. Step 5: Solve for x
    x = 2,789,438,860,622.57/2,379,635
  6. Step 6: Final answer
    x = 1,172,212.91

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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.