Home / 3,921,836.40-5,882,759.20-1,226,175.76

Finding the Fourth Proportional to 3,921,836.40, 5,882,759.20 and 1,226,175.76

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Solution

The fourth proportional to 3,921,836.40, 5,882,759.20 and 1,226,175.76 is: 1,839,265.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,921,836.40 : 5,882,759.20 = 1,226,175.76 : x
  2. Step 2: Convert to fraction form
    3,921,836.40/5,882,759.20 = 1,226,175.76/x
  3. Step 3: Cross multiply
    3,921,836.40x = 5,882,759.20 × 1,226,175.76
  4. Step 4: Simplify right side
    3,921,836.40x = 7,213,296,732,956.99
  5. Step 5: Solve for x
    x = 7,213,296,732,956.99/3,921,836.40
  6. Step 6: Final answer
    x = 1,839,265.08

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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.