Home / 1,425,638.97-2,138,234.85-466,087.86

Finding the Fourth Proportional to 1,425,638.97, 2,138,234.85 and 466,087.86

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Solution

The fourth proportional to 1,425,638.97, 2,138,234.85 and 466,087.86 is: 699,058.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,425,638.97 : 2,138,234.85 = 466,087.86 : x
  2. Step 2: Convert to fraction form
    1,425,638.97/2,138,234.85 = 466,087.86/x
  3. Step 3: Cross multiply
    1,425,638.97x = 2,138,234.85 × 466,087.86
  4. Step 4: Simplify right side
    1,425,638.97x = 996,605,305,413.92
  5. Step 5: Solve for x
    x = 996,605,305,413.92/1,425,638.97
  6. Step 6: Final answer
    x = 699,058.69

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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.