Home / 1,226,503.67-1,839,610.63-328,015.05

Finding the Fourth Proportional to 1,226,503.67, 1,839,610.63 and 328,015.05

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Solution

The fourth proportional to 1,226,503.67, 1,839,610.63 and 328,015.05 is: 491,983.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,226,503.67 : 1,839,610.63 = 328,015.05 : x
  2. Step 2: Convert to fraction form
    1,226,503.67/1,839,610.63 = 328,015.05/x
  3. Step 3: Cross multiply
    1,226,503.67x = 1,839,610.63 × 328,015.05
  4. Step 4: Simplify right side
    1,226,503.67x = 603,419,974,794.19
  5. Step 5: Solve for x
    x = 603,419,974,794.19/1,226,503.67
  6. Step 6: Final answer
    x = 491,983.83

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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.