Home / 1,336,265.24-2,004,184.48-389,414.48

Finding the Fourth Proportional to 1,336,265.24, 2,004,184.48 and 389,414.48

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Solution

The fourth proportional to 1,336,265.24, 2,004,184.48 and 389,414.48 is: 584,059.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,336,265.24 : 2,004,184.48 = 389,414.48 : x
  2. Step 2: Convert to fraction form
    1,336,265.24/2,004,184.48 = 389,414.48/x
  3. Step 3: Cross multiply
    1,336,265.24x = 2,004,184.48 × 389,414.48
  4. Step 4: Simplify right side
    1,336,265.24x = 780,458,457,103.27
  5. Step 5: Solve for x
    x = 780,458,457,103.27/1,336,265.24
  6. Step 6: Final answer
    x = 584,059.54

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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.