Home / 1,393,169.14-1,922,783.57-849,620.23

Finding the Fourth Proportional to 1,393,169.14, 1,922,783.57 and 849,620.23

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Solution

The fourth proportional to 1,393,169.14, 1,922,783.57 and 849,620.23 is: 1,172,604.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,393,169.14 : 1,922,783.57 = 849,620.23 : x
  2. Step 2: Convert to fraction form
    1,393,169.14/1,922,783.57 = 849,620.23/x
  3. Step 3: Cross multiply
    1,393,169.14x = 1,922,783.57 × 849,620.23
  4. Step 4: Simplify right side
    1,393,169.14x = 1,633,635,814,735.52
  5. Step 5: Solve for x
    x = 1,633,635,814,735.52/1,393,169.14
  6. Step 6: Final answer
    x = 1,172,604.08

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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.