Home / 3,974,008.80-5,956,930.80-1,949,138.40

Finding the Fourth Proportional to 3,974,008.80, 5,956,930.80 and 1,949,138.40

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Solution

The fourth proportional to 3,974,008.80, 5,956,930.80 and 1,949,138.40 is: 2,921,705.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,974,008.80 : 5,956,930.80 = 1,949,138.40 : x
  2. Step 2: Convert to fraction form
    3,974,008.80/5,956,930.80 = 1,949,138.40/x
  3. Step 3: Cross multiply
    3,974,008.80x = 5,956,930.80 × 1,949,138.40
  4. Step 4: Simplify right side
    3,974,008.80x = 11,610,882,568,422.72
  5. Step 5: Solve for x
    x = 11,610,882,568,422.72/3,974,008.80
  6. Step 6: Final answer
    x = 2,921,705.30

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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.