Home / 1,002,712.26-1,383,736.62-543,837.75

Finding the Fourth Proportional to 1,002,712.26, 1,383,736.62 and 543,837.75

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Solution

The fourth proportional to 1,002,712.26, 1,383,736.62 and 543,837.75 is: 750,492.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,002,712.26 : 1,383,736.62 = 543,837.75 : x
  2. Step 2: Convert to fraction form
    1,002,712.26/1,383,736.62 = 543,837.75/x
  3. Step 3: Cross multiply
    1,002,712.26x = 1,383,736.62 × 543,837.75
  4. Step 4: Simplify right side
    1,002,712.26x = 752,528,203,804.70
  5. Step 5: Solve for x
    x = 752,528,203,804.70/1,002,712.26
  6. Step 6: Final answer
    x = 750,492.67

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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.