Home / 1,361,635.38-2,042,756.37-415,079.82

Finding the Fourth Proportional to 1,361,635.38, 2,042,756.37 and 415,079.82

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Solution

The fourth proportional to 1,361,635.38, 2,042,756.37 and 415,079.82 is: 622,712.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,361,635.38 : 2,042,756.37 = 415,079.82 : x
  2. Step 2: Convert to fraction form
    1,361,635.38/2,042,756.37 = 415,079.82/x
  3. Step 3: Cross multiply
    1,361,635.38x = 2,042,756.37 × 415,079.82
  4. Step 4: Simplify right side
    1,361,635.38x = 847,906,946,363.45
  5. Step 5: Solve for x
    x = 847,906,946,363.45/1,361,635.38
  6. Step 6: Final answer
    x = 622,712.19

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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.