Home / 1,002,850.76-1,383,925.98-543,964.19

Finding the Fourth Proportional to 1,002,850.76, 1,383,925.98 and 543,964.19

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Solution

The fourth proportional to 1,002,850.76, 1,383,925.98 and 543,964.19 is: 750,666.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,002,850.76 : 1,383,925.98 = 543,964.19 : x
  2. Step 2: Convert to fraction form
    1,002,850.76/1,383,925.98 = 543,964.19/x
  3. Step 3: Cross multiply
    1,002,850.76x = 1,383,925.98 × 543,964.19
  4. Step 4: Simplify right side
    1,002,850.76x = 752,806,167,811.03
  5. Step 5: Solve for x
    x = 752,806,167,811.03/1,002,850.76
  6. Step 6: Final answer
    x = 750,666.20

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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.