Home / 1,293,263.52-1,940,184.72-394,785.12

Finding the Fourth Proportional to 1,293,263.52, 1,940,184.72 and 394,785.12

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Solution

The fourth proportional to 1,293,263.52, 1,940,184.72 and 394,785.12 is: 592,266.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,293,263.52 : 1,940,184.72 = 394,785.12 : x
  2. Step 2: Convert to fraction form
    1,293,263.52/1,940,184.72 = 394,785.12/x
  3. Step 3: Cross multiply
    1,293,263.52x = 1,940,184.72 × 394,785.12
  4. Step 4: Simplify right side
    1,293,263.52x = 765,956,057,507.37
  5. Step 5: Solve for x
    x = 765,956,057,507.37/1,293,263.52
  6. Step 6: Final answer
    x = 592,266.04

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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.