Home / 1,786,195.80-2,464,940.16-970,392.96

Finding the Fourth Proportional to 1,786,195.80, 2,464,940.16 and 970,392.96

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Solution

The fourth proportional to 1,786,195.80, 2,464,940.16 and 970,392.96 is: 1,339,136.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,786,195.80 : 2,464,940.16 = 970,392.96 : x
  2. Step 2: Convert to fraction form
    1,786,195.80/2,464,940.16 = 970,392.96/x
  3. Step 3: Cross multiply
    1,786,195.80x = 2,464,940.16 × 970,392.96
  4. Step 4: Simplify right side
    1,786,195.80x = 2,391,960,578,085.27
  5. Step 5: Solve for x
    x = 2,391,960,578,085.27/1,786,195.80
  6. Step 6: Final answer
    x = 1,339,136.83

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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.