Home / 3,942,346.34-5,442,900.81-3,022,808.07

Finding the Fourth Proportional to 3,942,346.34, 5,442,900.81 and 3,022,808.07

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Solution

The fourth proportional to 3,942,346.34, 5,442,900.81 and 3,022,808.07 is: 4,173,363.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,942,346.34 : 5,442,900.81 = 3,022,808.07 : x
  2. Step 2: Convert to fraction form
    3,942,346.34/5,442,900.81 = 3,022,808.07/x
  3. Step 3: Cross multiply
    3,942,346.34x = 5,442,900.81 × 3,022,808.07
  4. Step 4: Simplify right side
    3,942,346.34x = 16,452,844,471,136.57
  5. Step 5: Solve for x
    x = 16,452,844,471,136.57/3,942,346.34
  6. Step 6: Final answer
    x = 4,173,363.54

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.