Home / 1,015,183.62-1,523,519.69-817,886.12

Finding the Fourth Proportional to 1,015,183.62, 1,523,519.69 and 817,886.12

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Solution

The fourth proportional to 1,015,183.62, 1,523,519.69 and 817,886.12 is: 1,227,428.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,015,183.62 : 1,523,519.69 = 817,886.12 : x
  2. Step 2: Convert to fraction form
    1,015,183.62/1,523,519.69 = 817,886.12/x
  3. Step 3: Cross multiply
    1,015,183.62x = 1,523,519.69 × 817,886.12
  4. Step 4: Simplify right side
    1,015,183.62x = 1,246,065,596,290.67
  5. Step 5: Solve for x
    x = 1,246,065,596,290.67/1,015,183.62
  6. Step 6: Final answer
    x = 1,227,428.78

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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.