Home / 1,084,703.62-1,627,149.39-285,978.82

Finding the Fourth Proportional to 1,084,703.62, 1,627,149.39 and 285,978.82

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Solution

The fourth proportional to 1,084,703.62, 1,627,149.39 and 285,978.82 is: 428,993.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,084,703.62 : 1,627,149.39 = 285,978.82 : x
  2. Step 2: Convert to fraction form
    1,084,703.62/1,627,149.39 = 285,978.82/x
  3. Step 3: Cross multiply
    1,084,703.62x = 1,627,149.39 × 285,978.82
  4. Step 4: Simplify right side
    1,084,703.62x = 465,330,262,515.92
  5. Step 5: Solve for x
    x = 465,330,262,515.92/1,084,703.62
  6. Step 6: Final answer
    x = 428,993.00

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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.