Home / 1,269,846.42-1,752,409.44-696,939.90

Finding the Fourth Proportional to 1,269,846.42, 1,752,409.44 and 696,939.90

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Solution

The fourth proportional to 1,269,846.42, 1,752,409.44 and 696,939.90 is: 961,788.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,269,846.42 : 1,752,409.44 = 696,939.90 : x
  2. Step 2: Convert to fraction form
    1,269,846.42/1,752,409.44 = 696,939.90/x
  3. Step 3: Cross multiply
    1,269,846.42x = 1,752,409.44 × 696,939.90
  4. Step 4: Simplify right side
    1,269,846.42x = 1,221,324,059,872.66
  5. Step 5: Solve for x
    x = 1,221,324,059,872.66/1,269,846.42
  6. Step 6: Final answer
    x = 961,788.80

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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.