Home / 4,609,631.20-6,914,446.80-3,979,256.80

Finding the Fourth Proportional to 4,609,631.20, 6,914,446.80 and 3,979,256.80

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Solution

The fourth proportional to 4,609,631.20, 6,914,446.80 and 3,979,256.80 is: 5,968,885.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,609,631.20 : 6,914,446.80 = 3,979,256.80 : x
  2. Step 2: Convert to fraction form
    4,609,631.20/6,914,446.80 = 3,979,256.80/x
  3. Step 3: Cross multiply
    4,609,631.20x = 6,914,446.80 × 3,979,256.80
  4. Step 4: Simplify right side
    4,609,631.20x = 27,514,359,447,138.24
  5. Step 5: Solve for x
    x = 27,514,359,447,138.24/4,609,631.20
  6. Step 6: Final answer
    x = 5,968,885.20

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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.