Home / 3,188,116.95-4,399,647.62-1,737,812.76

Finding the Fourth Proportional to 3,188,116.95, 4,399,647.62 and 1,737,812.76

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Solution

The fourth proportional to 3,188,116.95, 4,399,647.62 and 1,737,812.76 is: 2,398,206.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,188,116.95 : 4,399,647.62 = 1,737,812.76 : x
  2. Step 2: Convert to fraction form
    3,188,116.95/4,399,647.62 = 1,737,812.76/x
  3. Step 3: Cross multiply
    3,188,116.95x = 4,399,647.62 × 1,737,812.76
  4. Step 4: Simplify right side
    3,188,116.95x = 7,645,763,764,850.57
  5. Step 5: Solve for x
    x = 7,645,763,764,850.57/3,188,116.95
  6. Step 6: Final answer
    x = 2,398,206.81

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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.