Home / 2,226,078.55-3,334,639.92-1,687,256.43

Finding the Fourth Proportional to 2,226,078.55, 3,334,639.92 and 1,687,256.43

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Solution

The fourth proportional to 2,226,078.55, 3,334,639.92 and 1,687,256.43 is: 2,527,490.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,226,078.55 : 3,334,639.92 = 1,687,256.43 : x
  2. Step 2: Convert to fraction form
    2,226,078.55/3,334,639.92 = 1,687,256.43/x
  3. Step 3: Cross multiply
    2,226,078.55x = 3,334,639.92 × 1,687,256.43
  4. Step 4: Simplify right side
    2,226,078.55x = 5,626,392,646,754.69
  5. Step 5: Solve for x
    x = 5,626,392,646,754.69/2,226,078.55
  6. Step 6: Final answer
    x = 2,527,490.62

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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.