Home / 1,183,139.78-1,633,067.37-699,872.93

Finding the Fourth Proportional to 1,183,139.78, 1,633,067.37 and 699,872.93

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Solution

The fourth proportional to 1,183,139.78, 1,633,067.37 and 699,872.93 is: 966,022.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,183,139.78 : 1,633,067.37 = 699,872.93 : x
  2. Step 2: Convert to fraction form
    1,183,139.78/1,633,067.37 = 699,872.93/x
  3. Step 3: Cross multiply
    1,183,139.78x = 1,633,067.37 × 699,872.93
  4. Step 4: Simplify right side
    1,183,139.78x = 1,142,939,633,464.59
  5. Step 5: Solve for x
    x = 1,142,939,633,464.59/1,183,139.78
  6. Step 6: Final answer
    x = 966,022.49

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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.