Home / 1,485,578.92-2,050,121.48-806,515.44

Finding the Fourth Proportional to 1,485,578.92, 2,050,121.48 and 806,515.44

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Solution

The fourth proportional to 1,485,578.92, 2,050,121.48 and 806,515.44 is: 1,113,003.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,485,578.92 : 2,050,121.48 = 806,515.44 : x
  2. Step 2: Convert to fraction form
    1,485,578.92/2,050,121.48 = 806,515.44/x
  3. Step 3: Cross multiply
    1,485,578.92x = 2,050,121.48 × 806,515.44
  4. Step 4: Simplify right side
    1,485,578.92x = 1,653,454,627,495.65
  5. Step 5: Solve for x
    x = 1,653,454,627,495.65/1,485,578.92
  6. Step 6: Final answer
    x = 1,113,003.56

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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.