Home / 1,177,170-1,765,771.62-335,721.78

Finding the Fourth Proportional to 1,177,170, 1,765,771.62 and 335,721.78

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Solution

The fourth proportional to 1,177,170, 1,765,771.62 and 335,721.78 is: 503,587.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,177,170 : 1,765,771.62 = 335,721.78 : x
  2. Step 2: Convert to fraction form
    1,177,170/1,765,771.62 = 335,721.78/x
  3. Step 3: Cross multiply
    1,177,170x = 1,765,771.62 × 335,721.78
  4. Step 4: Simplify right side
    1,177,170x = 592,807,991,339.88
  5. Step 5: Solve for x
    x = 592,807,991,339.88/1,177,170
  6. Step 6: Final answer
    x = 503,587.41

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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.