Home / 1,227,226.20-1,839,983.97-543,741.54

Finding the Fourth Proportional to 1,227,226.20, 1,839,983.97 and 543,741.54

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Solution

The fourth proportional to 1,227,226.20, 1,839,983.97 and 543,741.54 is: 815,233.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,227,226.20 : 1,839,983.97 = 543,741.54 : x
  2. Step 2: Convert to fraction form
    1,227,226.20/1,839,983.97 = 543,741.54/x
  3. Step 3: Cross multiply
    1,227,226.20x = 1,839,983.97 × 543,741.54
  4. Step 4: Simplify right side
    1,227,226.20x = 1,000,475,717,423.11
  5. Step 5: Solve for x
    x = 1,000,475,717,423.11/1,227,226.20
  6. Step 6: Final answer
    x = 815,233.35

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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.