Home / 2,288,156.69-3,157,694.99-1,255,760.54

Finding the Fourth Proportional to 2,288,156.69, 3,157,694.99 and 1,255,760.54

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Solution

The fourth proportional to 2,288,156.69, 3,157,694.99 and 1,255,760.54 is: 1,732,970.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,288,156.69 : 3,157,694.99 = 1,255,760.54 : x
  2. Step 2: Convert to fraction form
    2,288,156.69/3,157,694.99 = 1,255,760.54/x
  3. Step 3: Cross multiply
    2,288,156.69x = 3,157,694.99 × 1,255,760.54
  4. Step 4: Simplify right side
    2,288,156.69x = 3,965,308,743,730.42
  5. Step 5: Solve for x
    x = 3,965,308,743,730.42/2,288,156.69
  6. Step 6: Final answer
    x = 1,732,970.81

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.