Home / 3,942,346.85-5,442,901.50-3,022,808.57

Finding the Fourth Proportional to 3,942,346.85, 5,442,901.50 and 3,022,808.57

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Solution

The fourth proportional to 3,942,346.85, 5,442,901.50 and 3,022,808.57 is: 4,173,364.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,942,346.85 : 5,442,901.50 = 3,022,808.57 : x
  2. Step 2: Convert to fraction form
    3,942,346.85/5,442,901.50 = 3,022,808.57/x
  3. Step 3: Cross multiply
    3,942,346.85x = 5,442,901.50 × 3,022,808.57
  4. Step 4: Simplify right side
    3,942,346.85x = 16,452,849,284,751.81
  5. Step 5: Solve for x
    x = 16,452,849,284,751.81/3,942,346.85
  6. Step 6: Final answer
    x = 4,173,364.22

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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.