Home / 1,524,553.92-2,288,201.52-815,188.32

Finding the Fourth Proportional to 1,524,553.92, 2,288,201.52 and 815,188.32

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Solution

The fourth proportional to 1,524,553.92, 2,288,201.52 and 815,188.32 is: 1,223,515.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,524,553.92 : 2,288,201.52 = 815,188.32 : x
  2. Step 2: Convert to fraction form
    1,524,553.92/2,288,201.52 = 815,188.32/x
  3. Step 3: Cross multiply
    1,524,553.92x = 2,288,201.52 × 815,188.32
  4. Step 4: Simplify right side
    1,524,553.92x = 1,865,315,152,910.25
  5. Step 5: Solve for x
    x = 1,865,315,152,910.25/1,524,553.92
  6. Step 6: Final answer
    x = 1,223,515.37

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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.