Home / 1,203,796.60-1,805,169.94-455,317.72

Finding the Fourth Proportional to 1,203,796.60, 1,805,169.94 and 455,317.72

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Solution

The fourth proportional to 1,203,796.60, 1,805,169.94 and 455,317.72 is: 682,778.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,203,796.60 : 1,805,169.94 = 455,317.72 : x
  2. Step 2: Convert to fraction form
    1,203,796.60/1,805,169.94 = 455,317.72/x
  3. Step 3: Cross multiply
    1,203,796.60x = 1,805,169.94 × 455,317.72
  4. Step 4: Simplify right side
    1,203,796.60x = 821,925,861,293.34
  5. Step 5: Solve for x
    x = 821,925,861,293.34/1,203,796.60
  6. Step 6: Final answer
    x = 682,778.02

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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.