Home / 1,002,426.03-1,383,346.43-543,539.76

Finding the Fourth Proportional to 1,002,426.03, 1,383,346.43 and 543,539.76

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Solution

The fourth proportional to 1,002,426.03, 1,383,346.43 and 543,539.76 is: 750,084.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,002,426.03 : 1,383,346.43 = 543,539.76 : x
  2. Step 2: Convert to fraction form
    1,002,426.03/1,383,346.43 = 543,539.76/x
  3. Step 3: Cross multiply
    1,002,426.03x = 1,383,346.43 × 543,539.76
  4. Step 4: Simplify right side
    1,002,426.03x = 751,903,786,559.06
  5. Step 5: Solve for x
    x = 751,903,786,559.06/1,002,426.03
  6. Step 6: Final answer
    x = 750,084.06

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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.