Home / 3,903,241.76-5,855,158.80-1,207,839.48

Finding the Fourth Proportional to 3,903,241.76, 5,855,158.80 and 1,207,839.48

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Solution

The fourth proportional to 3,903,241.76, 5,855,158.80 and 1,207,839.48 is: 1,811,850.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,903,241.76 : 5,855,158.80 = 1,207,839.48 : x
  2. Step 2: Convert to fraction form
    3,903,241.76/5,855,158.80 = 1,207,839.48/x
  3. Step 3: Cross multiply
    3,903,241.76x = 5,855,158.80 × 1,207,839.48
  4. Step 4: Simplify right side
    3,903,241.76x = 7,072,091,960,309.42
  5. Step 5: Solve for x
    x = 7,072,091,960,309.42/3,903,241.76
  6. Step 6: Final answer
    x = 1,811,850.87

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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.