Home / 1,370,439.33-1,891,183.37-758,578.97

Finding the Fourth Proportional to 1,370,439.33, 1,891,183.37 and 758,578.97

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Solution

The fourth proportional to 1,370,439.33, 1,891,183.37 and 758,578.97 is: 1,046,826.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,370,439.33 : 1,891,183.37 = 758,578.97 : x
  2. Step 2: Convert to fraction form
    1,370,439.33/1,891,183.37 = 758,578.97/x
  3. Step 3: Cross multiply
    1,370,439.33x = 1,891,183.37 × 758,578.97
  4. Step 4: Simplify right side
    1,370,439.33x = 1,434,611,919,646.92
  5. Step 5: Solve for x
    x = 1,434,611,919,646.92/1,370,439.33
  6. Step 6: Final answer
    x = 1,046,826.29

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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.