Home / 1,137,198.82-1,568,676.48-734,790.82

Finding the Fourth Proportional to 1,137,198.82, 1,568,676.48 and 734,790.82

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Solution

The fourth proportional to 1,137,198.82, 1,568,676.48 and 734,790.82 is: 1,013,586.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,137,198.82 : 1,568,676.48 = 734,790.82 : x
  2. Step 2: Convert to fraction form
    1,137,198.82/1,568,676.48 = 734,790.82/x
  3. Step 3: Cross multiply
    1,137,198.82x = 1,568,676.48 × 734,790.82
  4. Step 4: Simplify right side
    1,137,198.82x = 1,152,649,077,053.91
  5. Step 5: Solve for x
    x = 1,152,649,077,053.91/1,137,198.82
  6. Step 6: Final answer
    x = 1,013,586.24

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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.