Home / 1,361,957.50-2,042,930.75-415,325.48

Finding the Fourth Proportional to 1,361,957.50, 2,042,930.75 and 415,325.48

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Solution

The fourth proportional to 1,361,957.50, 2,042,930.75 and 415,325.48 is: 622,986.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,361,957.50 : 2,042,930.75 = 415,325.48 : x
  2. Step 2: Convert to fraction form
    1,361,957.50/2,042,930.75 = 415,325.48/x
  3. Step 3: Cross multiply
    1,361,957.50x = 2,042,930.75 × 415,325.48
  4. Step 4: Simplify right side
    1,361,957.50x = 848,481,192,273.88
  5. Step 5: Solve for x
    x = 848,481,192,273.88/1,361,957.50
  6. Step 6: Final answer
    x = 622,986.54

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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.