Home / 2,997,919.92-4,137,529.68-1,691,440.14

Finding the Fourth Proportional to 2,997,919.92, 4,137,529.68 and 1,691,440.14

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Solution

The fourth proportional to 2,997,919.92, 4,137,529.68 and 1,691,440.14 is: 2,334,413.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,997,919.92 : 4,137,529.68 = 1,691,440.14 : x
  2. Step 2: Convert to fraction form
    2,997,919.92/4,137,529.68 = 1,691,440.14/x
  3. Step 3: Cross multiply
    2,997,919.92x = 4,137,529.68 × 1,691,440.14
  4. Step 4: Simplify right side
    2,997,919.92x = 6,998,383,781,193.36
  5. Step 5: Solve for x
    x = 6,998,383,781,193.36/2,997,919.92
  6. Step 6: Final answer
    x = 2,334,413.18

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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.