Home / 1,360,062.58-1,876,770.66-787,138.24

Finding the Fourth Proportional to 1,360,062.58, 1,876,770.66 and 787,138.24

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Solution

The fourth proportional to 1,360,062.58, 1,876,770.66 and 787,138.24 is: 1,086,183.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,360,062.58 : 1,876,770.66 = 787,138.24 : x
  2. Step 2: Convert to fraction form
    1,360,062.58/1,876,770.66 = 787,138.24/x
  3. Step 3: Cross multiply
    1,360,062.58x = 1,876,770.66 × 787,138.24
  4. Step 4: Simplify right side
    1,360,062.58x = 1,477,277,954,196.04
  5. Step 5: Solve for x
    x = 1,477,277,954,196.04/1,360,062.58
  6. Step 6: Final answer
    x = 1,086,183.81

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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.