Home / 1,948,003.85-2,922,005.78-528,057.65

Finding the Fourth Proportional to 1,948,003.85, 2,922,005.78 and 528,057.65

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Solution

The fourth proportional to 1,948,003.85, 2,922,005.78 and 528,057.65 is: 792,086.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,948,003.85 : 2,922,005.78 = 528,057.65 : x
  2. Step 2: Convert to fraction form
    1,948,003.85/2,922,005.78 = 528,057.65/x
  3. Step 3: Cross multiply
    1,948,003.85x = 2,922,005.78 × 528,057.65
  4. Step 4: Simplify right side
    1,948,003.85x = 1,542,987,505,473.22
  5. Step 5: Solve for x
    x = 1,542,987,505,473.22/1,948,003.85
  6. Step 6: Final answer
    x = 792,086.48

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.