Home / 1,231,829.00-1,847,747.84-378,894.89

Finding the Fourth Proportional to 1,231,829.00, 1,847,747.84 and 378,894.89

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Solution

The fourth proportional to 1,231,829.00, 1,847,747.84 and 378,894.89 is: 568,343.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,231,829.00 : 1,847,747.84 = 378,894.89 : x
  2. Step 2: Convert to fraction form
    1,231,829.00/1,847,747.84 = 378,894.89/x
  3. Step 3: Cross multiply
    1,231,829.00x = 1,847,747.84 × 378,894.89
  4. Step 4: Simplify right side
    1,231,829.00x = 700,102,217,309.43
  5. Step 5: Solve for x
    x = 700,102,217,309.43/1,231,829.00
  6. Step 6: Final answer
    x = 568,343.67

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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.