Home / 1,099,722.75-1,517,078.13-954,324.51

Finding the Fourth Proportional to 1,099,722.75, 1,517,078.13 and 954,324.51

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Solution

The fourth proportional to 1,099,722.75, 1,517,078.13 and 954,324.51 is: 1,316,499.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,099,722.75 : 1,517,078.13 = 954,324.51 : x
  2. Step 2: Convert to fraction form
    1,099,722.75/1,517,078.13 = 954,324.51/x
  3. Step 3: Cross multiply
    1,099,722.75x = 1,517,078.13 × 954,324.51
  4. Step 4: Simplify right side
    1,099,722.75x = 1,447,784,843,043.97
  5. Step 5: Solve for x
    x = 1,447,784,843,043.97/1,099,722.75
  6. Step 6: Final answer
    x = 1,316,499.86

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.