Home / 1,136,555.74-1,568,650.11-677,699.85

Finding the Fourth Proportional to 1,136,555.74, 1,568,650.11 and 677,699.85

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Solution

The fourth proportional to 1,136,555.74, 1,568,650.11 and 677,699.85 is: 935,346.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,136,555.74 : 1,568,650.11 = 677,699.85 : x
  2. Step 2: Convert to fraction form
    1,136,555.74/1,568,650.11 = 677,699.85/x
  3. Step 3: Cross multiply
    1,136,555.74x = 1,568,650.11 × 677,699.85
  4. Step 4: Simplify right side
    1,136,555.74x = 1,063,073,944,249.48
  5. Step 5: Solve for x
    x = 1,063,073,944,249.48/1,136,555.74
  6. Step 6: Final answer
    x = 935,346.95

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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.