Home / 3,429,086.20-5,144,484.78-2,420,179.06

Finding the Fourth Proportional to 3,429,086.20, 5,144,484.78 and 2,420,179.06

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Solution

The fourth proportional to 3,429,086.20, 5,144,484.78 and 2,420,179.06 is: 3,630,872.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,429,086.20 : 5,144,484.78 = 2,420,179.06 : x
  2. Step 2: Convert to fraction form
    3,429,086.20/5,144,484.78 = 2,420,179.06/x
  3. Step 3: Cross multiply
    3,429,086.20x = 5,144,484.78 × 2,420,179.06
  4. Step 4: Simplify right side
    3,429,086.20x = 12,450,574,339,044.71
  5. Step 5: Solve for x
    x = 12,450,574,339,044.71/3,429,086.20
  6. Step 6: Final answer
    x = 3,630,872.37

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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.