Home / 3,647,138.63-5,465,817.47-2,838,499.43

Finding the Fourth Proportional to 3,647,138.63, 5,465,817.47 and 2,838,499.43

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Solution

The fourth proportional to 3,647,138.63, 5,465,817.47 and 2,838,499.43 is: 4,253,942.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,647,138.63 : 5,465,817.47 = 2,838,499.43 : x
  2. Step 2: Convert to fraction form
    3,647,138.63/5,465,817.47 = 2,838,499.43/x
  3. Step 3: Cross multiply
    3,647,138.63x = 5,465,817.47 × 2,838,499.43
  4. Step 4: Simplify right side
    3,647,138.63x = 15,514,719,773,079.04
  5. Step 5: Solve for x
    x = 15,514,719,773,079.04/3,647,138.63
  6. Step 6: Final answer
    x = 4,253,942.98

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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.