Home / 5,286,529-7,929,767.58-1,500,018.76

Finding the Fourth Proportional to 5,286,529, 7,929,767.58 and 1,500,018.76

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Solution

The fourth proportional to 5,286,529, 7,929,767.58 and 1,500,018.76 is: 2,250,020.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,286,529 : 7,929,767.58 = 1,500,018.76 : x
  2. Step 2: Convert to fraction form
    5,286,529/7,929,767.58 = 1,500,018.76/x
  3. Step 3: Cross multiply
    5,286,529x = 7,929,767.58 × 1,500,018.76
  4. Step 4: Simplify right side
    5,286,529x = 11,894,800,132,439.80
  5. Step 5: Solve for x
    x = 11,894,800,132,439.80/5,286,529
  6. Step 6: Final answer
    x = 2,250,020.79

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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.