Home / 3,040,939.40-4,561,560.88-910,820.56

Finding the Fourth Proportional to 3,040,939.40, 4,561,560.88 and 910,820.56

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Solution

The fourth proportional to 3,040,939.40, 4,561,560.88 and 910,820.56 is: 1,366,276.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,040,939.40 : 4,561,560.88 = 910,820.56 : x
  2. Step 2: Convert to fraction form
    3,040,939.40/4,561,560.88 = 910,820.56/x
  3. Step 3: Cross multiply
    3,040,939.40x = 4,561,560.88 × 910,820.56
  4. Step 4: Simplify right side
    3,040,939.40x = 4,154,763,435,195.69
  5. Step 5: Solve for x
    x = 4,154,763,435,195.69/3,040,939.40
  6. Step 6: Final answer
    x = 1,366,276.30

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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.