Home / 1,099,696.16-1,649,540.94-279,033.19

Finding the Fourth Proportional to 1,099,696.16, 1,649,540.94 and 279,033.19

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Solution

The fourth proportional to 1,099,696.16, 1,649,540.94 and 279,033.19 is: 418,548.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,099,696.16 : 1,649,540.94 = 279,033.19 : x
  2. Step 2: Convert to fraction form
    1,099,696.16/1,649,540.94 = 279,033.19/x
  3. Step 3: Cross multiply
    1,099,696.16x = 1,649,540.94 × 279,033.19
  4. Step 4: Simplify right side
    1,099,696.16x = 460,276,670,523.80
  5. Step 5: Solve for x
    x = 460,276,670,523.80/1,099,696.16
  6. Step 6: Final answer
    x = 418,548.95

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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.