Home / 2,125,605.38-3,188,410.37-528,168.47

Finding the Fourth Proportional to 2,125,605.38, 3,188,410.37 and 528,168.47

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Solution

The fourth proportional to 2,125,605.38, 3,188,410.37 and 528,168.47 is: 792,253.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,125,605.38 : 3,188,410.37 = 528,168.47 : x
  2. Step 2: Convert to fraction form
    2,125,605.38/3,188,410.37 = 528,168.47/x
  3. Step 3: Cross multiply
    2,125,605.38x = 3,188,410.37 × 528,168.47
  4. Step 4: Simplify right side
    2,125,605.38x = 1,684,017,813,223.72
  5. Step 5: Solve for x
    x = 1,684,017,813,223.72/2,125,605.38
  6. Step 6: Final answer
    x = 792,253.27

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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.