Home / 3,429,101.20-5,142,601.68-2,370,943.12

Finding the Fourth Proportional to 3,429,101.20, 5,142,601.68 and 2,370,943.12

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Solution

The fourth proportional to 3,429,101.20, 5,142,601.68 and 2,370,943.12 is: 3,555,688.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,429,101.20 : 5,142,601.68 = 2,370,943.12 : x
  2. Step 2: Convert to fraction form
    3,429,101.20/5,142,601.68 = 2,370,943.12/x
  3. Step 3: Cross multiply
    3,429,101.20x = 5,142,601.68 × 2,370,943.12
  4. Step 4: Simplify right side
    3,429,101.20x = 12,192,816,072,096.44
  5. Step 5: Solve for x
    x = 12,192,816,072,096.44/3,429,101.20
  6. Step 6: Final answer
    x = 3,555,688.61

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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.