Home / 1,235,825.92-1,853,771.28-394,376.88

Finding the Fourth Proportional to 1,235,825.92, 1,853,771.28 and 394,376.88

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Solution

The fourth proportional to 1,235,825.92, 1,853,771.28 and 394,376.88 is: 591,575.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,235,825.92 : 1,853,771.28 = 394,376.88 : x
  2. Step 2: Convert to fraction form
    1,235,825.92/1,853,771.28 = 394,376.88/x
  3. Step 3: Cross multiply
    1,235,825.92x = 1,853,771.28 × 394,376.88
  4. Step 4: Simplify right side
    1,235,825.92x = 731,084,533,640.01
  5. Step 5: Solve for x
    x = 731,084,533,640.01/1,235,825.92
  6. Step 6: Final answer
    x = 591,575.66

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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.