Home / 3,478,405.91-5,217,966.36-1,203,926.58

Finding the Fourth Proportional to 3,478,405.91, 5,217,966.36 and 1,203,926.58

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Solution

The fourth proportional to 3,478,405.91, 5,217,966.36 and 1,203,926.58 is: 1,806,013.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,478,405.91 : 5,217,966.36 = 1,203,926.58 : x
  2. Step 2: Convert to fraction form
    3,478,405.91/5,217,966.36 = 1,203,926.58/x
  3. Step 3: Cross multiply
    3,478,405.91x = 5,217,966.36 × 1,203,926.58
  4. Step 4: Simplify right side
    3,478,405.91x = 6,282,048,394,349.85
  5. Step 5: Solve for x
    x = 6,282,048,394,349.85/3,478,405.91
  6. Step 6: Final answer
    x = 1,806,013.61

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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.