Home / 1,305,653.85-1,958,493.32-394,843.47

Finding the Fourth Proportional to 1,305,653.85, 1,958,493.32 and 394,843.47

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Solution

The fourth proportional to 1,305,653.85, 1,958,493.32 and 394,843.47 is: 592,269.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,305,653.85 : 1,958,493.32 = 394,843.47 : x
  2. Step 2: Convert to fraction form
    1,305,653.85/1,958,493.32 = 394,843.47/x
  3. Step 3: Cross multiply
    1,305,653.85x = 1,958,493.32 × 394,843.47
  4. Step 4: Simplify right side
    1,305,653.85x = 773,298,298,440.62
  5. Step 5: Solve for x
    x = 773,298,298,440.62/1,305,653.85
  6. Step 6: Final answer
    x = 592,269.00

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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.