Home / 3,938,108.28-5,907,162.12-946,292.28

Finding the Fourth Proportional to 3,938,108.28, 5,907,162.12 and 946,292.28

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Solution

The fourth proportional to 3,938,108.28, 5,907,162.12 and 946,292.28 is: 1,419,438.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,938,108.28 : 5,907,162.12 = 946,292.28 : x
  2. Step 2: Convert to fraction form
    3,938,108.28/5,907,162.12 = 946,292.28/x
  3. Step 3: Cross multiply
    3,938,108.28x = 5,907,162.12 × 946,292.28
  4. Step 4: Simplify right side
    3,938,108.28x = 5,589,901,910,864.43
  5. Step 5: Solve for x
    x = 5,589,901,910,864.43/3,938,108.28
  6. Step 6: Final answer
    x = 1,419,438.35

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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.