Home / 3,360,965.78-5,040,833.56-899,013.43

Finding the Fourth Proportional to 3,360,965.78, 5,040,833.56 and 899,013.43

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Solution

The fourth proportional to 3,360,965.78, 5,040,833.56 and 899,013.43 is: 1,348,355.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,360,965.78 : 5,040,833.56 = 899,013.43 : x
  2. Step 2: Convert to fraction form
    3,360,965.78/5,040,833.56 = 899,013.43/x
  3. Step 3: Cross multiply
    3,360,965.78x = 5,040,833.56 × 899,013.43
  4. Step 4: Simplify right side
    3,360,965.78x = 4,531,777,039,135.48
  5. Step 5: Solve for x
    x = 4,531,777,039,135.48/3,360,965.78
  6. Step 6: Final answer
    x = 1,348,355.60

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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.