Home / 1,541,981.52-2,311,725.24-644,110.92

Finding the Fourth Proportional to 1,541,981.52, 2,311,725.24 and 644,110.92

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Solution

The fourth proportional to 1,541,981.52, 2,311,725.24 and 644,110.92 is: 965,645.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,541,981.52 : 2,311,725.24 = 644,110.92 : x
  2. Step 2: Convert to fraction form
    1,541,981.52/2,311,725.24 = 644,110.92/x
  3. Step 3: Cross multiply
    1,541,981.52x = 2,311,725.24 × 644,110.92
  4. Step 4: Simplify right side
    1,541,981.52x = 1,489,007,471,123.62
  5. Step 5: Solve for x
    x = 1,489,007,471,123.62/1,541,981.52
  6. Step 6: Final answer
    x = 965,645.47

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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.