Home / 1,259,866.89-1,889,520.48-361,304.73

Finding the Fourth Proportional to 1,259,866.89, 1,889,520.48 and 361,304.73

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Solution

The fourth proportional to 1,259,866.89, 1,889,520.48 and 361,304.73 is: 541,876.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,259,866.89 : 1,889,520.48 = 361,304.73 : x
  2. Step 2: Convert to fraction form
    1,259,866.89/1,889,520.48 = 361,304.73/x
  3. Step 3: Cross multiply
    1,259,866.89x = 1,889,520.48 × 361,304.73
  4. Step 4: Simplify right side
    1,259,866.89x = 682,692,686,855.87
  5. Step 5: Solve for x
    x = 682,692,686,855.87/1,259,866.89
  6. Step 6: Final answer
    x = 541,876.84

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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.