Home / 1,331,608.92-1,837,628.64-719,760.42

Finding the Fourth Proportional to 1,331,608.92, 1,837,628.64 and 719,760.42

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Solution

The fourth proportional to 1,331,608.92, 1,837,628.64 and 719,760.42 is: 993,273.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,331,608.92 : 1,837,628.64 = 719,760.42 : x
  2. Step 2: Convert to fraction form
    1,331,608.92/1,837,628.64 = 719,760.42/x
  3. Step 3: Cross multiply
    1,331,608.92x = 1,837,628.64 × 719,760.42
  4. Step 4: Simplify right side
    1,331,608.92x = 1,322,652,361,730.43
  5. Step 5: Solve for x
    x = 1,322,652,361,730.43/1,331,608.92
  6. Step 6: Final answer
    x = 993,273.88

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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.