Home / 3,581,072.20-5,377,829.10-1,901,456.20

Finding the Fourth Proportional to 3,581,072.20, 5,377,829.10 and 1,901,456.20

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Solution

The fourth proportional to 3,581,072.20, 5,377,829.10 and 1,901,456.20 is: 2,855,487.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,581,072.20 : 5,377,829.10 = 1,901,456.20 : x
  2. Step 2: Convert to fraction form
    3,581,072.20/5,377,829.10 = 1,901,456.20/x
  3. Step 3: Cross multiply
    3,581,072.20x = 5,377,829.10 × 1,901,456.20
  4. Step 4: Simplify right side
    3,581,072.20x = 10,225,706,484,735.42
  5. Step 5: Solve for x
    x = 10,225,706,484,735.42/3,581,072.20
  6. Step 6: Final answer
    x = 2,855,487.38

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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.