Home / 3,319,908.70-4,979,863.05-1,045,720.30

Finding the Fourth Proportional to 3,319,908.70, 4,979,863.05 and 1,045,720.30

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Solution

The fourth proportional to 3,319,908.70, 4,979,863.05 and 1,045,720.30 is: 1,568,580.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,319,908.70 : 4,979,863.05 = 1,045,720.30 : x
  2. Step 2: Convert to fraction form
    3,319,908.70/4,979,863.05 = 1,045,720.30/x
  3. Step 3: Cross multiply
    3,319,908.70x = 4,979,863.05 × 1,045,720.30
  4. Step 4: Simplify right side
    3,319,908.70x = 5,207,543,882,604.92
  5. Step 5: Solve for x
    x = 5,207,543,882,604.92/3,319,908.70
  6. Step 6: Final answer
    x = 1,568,580.45

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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.