Home / 1,190,982.74-1,786,469.85-516,976.07

Finding the Fourth Proportional to 1,190,982.74, 1,786,469.85 and 516,976.07

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Solution

The fourth proportional to 1,190,982.74, 1,786,469.85 and 516,976.07 is: 775,462.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,190,982.74 : 1,786,469.85 = 516,976.07 : x
  2. Step 2: Convert to fraction form
    1,190,982.74/1,786,469.85 = 516,976.07/x
  3. Step 3: Cross multiply
    1,190,982.74x = 1,786,469.85 × 516,976.07
  4. Step 4: Simplify right side
    1,190,982.74x = 923,562,153,294.14
  5. Step 5: Solve for x
    x = 923,562,153,294.14/1,190,982.74
  6. Step 6: Final answer
    x = 775,462.25

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.