Home / 3,638,156.62-5,461,020-2,679,694.42

Finding the Fourth Proportional to 3,638,156.62, 5,461,020 and 2,679,694.42

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Solution

The fourth proportional to 3,638,156.62, 5,461,020 and 2,679,694.42 is: 4,022,329.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,638,156.62 : 5,461,020 = 2,679,694.42 : x
  2. Step 2: Convert to fraction form
    3,638,156.62/5,461,020 = 2,679,694.42/x
  3. Step 3: Cross multiply
    3,638,156.62x = 5,461,020 × 2,679,694.42
  4. Step 4: Simplify right side
    3,638,156.62x = 14,633,864,821,508.40
  5. Step 5: Solve for x
    x = 14,633,864,821,508.40/3,638,156.62
  6. Step 6: Final answer
    x = 4,022,329.53

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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.