Home / 1,084,240.62-1,626,440.82-285,516.64

Finding the Fourth Proportional to 1,084,240.62, 1,626,440.82 and 285,516.64

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Solution

The fourth proportional to 1,084,240.62, 1,626,440.82 and 285,516.64 is: 428,296.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,084,240.62 : 1,626,440.82 = 285,516.64 : x
  2. Step 2: Convert to fraction form
    1,084,240.62/1,626,440.82 = 285,516.64/x
  3. Step 3: Cross multiply
    1,084,240.62x = 1,626,440.82 × 285,516.64
  4. Step 4: Simplify right side
    1,084,240.62x = 464,375,918,085.25
  5. Step 5: Solve for x
    x = 464,375,918,085.25/1,084,240.62
  6. Step 6: Final answer
    x = 428,296.00

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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.