Home / 1,180,643.56-1,771,091.90-327,718.82

Finding the Fourth Proportional to 1,180,643.56, 1,771,091.90 and 327,718.82

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Solution

The fourth proportional to 1,180,643.56, 1,771,091.90 and 327,718.82 is: 491,613.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,180,643.56 : 1,771,091.90 = 327,718.82 : x
  2. Step 2: Convert to fraction form
    1,180,643.56/1,771,091.90 = 327,718.82/x
  3. Step 3: Cross multiply
    1,180,643.56x = 1,771,091.90 × 327,718.82
  4. Step 4: Simplify right side
    1,180,643.56x = 580,420,150,675.93
  5. Step 5: Solve for x
    x = 580,420,150,675.93/1,180,643.56
  6. Step 6: Final answer
    x = 491,613.36

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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.