Home / 4,719,031.20-7,068,049.20-3,879,223.20

Finding the Fourth Proportional to 4,719,031.20, 7,068,049.20 and 3,879,223.20

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Solution

The fourth proportional to 4,719,031.20, 7,068,049.20 and 3,879,223.20 is: 5,810,205.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,719,031.20 : 7,068,049.20 = 3,879,223.20 : x
  2. Step 2: Convert to fraction form
    4,719,031.20/7,068,049.20 = 3,879,223.20/x
  3. Step 3: Cross multiply
    4,719,031.20x = 7,068,049.20 × 3,879,223.20
  4. Step 4: Simplify right side
    4,719,031.20x = 27,418,540,435,381.44
  5. Step 5: Solve for x
    x = 27,418,540,435,381.44/4,719,031.20
  6. Step 6: Final answer
    x = 5,810,205.37

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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.