Home / 2,998,441.66-4,137,882.15-1,640,285.50

Finding the Fourth Proportional to 2,998,441.66, 4,137,882.15 and 1,640,285.50

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Solution

The fourth proportional to 2,998,441.66, 4,137,882.15 and 1,640,285.50 is: 2,263,611.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,998,441.66 : 4,137,882.15 = 1,640,285.50 : x
  2. Step 2: Convert to fraction form
    2,998,441.66/4,137,882.15 = 1,640,285.50/x
  3. Step 3: Cross multiply
    2,998,441.66x = 4,137,882.15 × 1,640,285.50
  4. Step 4: Simplify right side
    2,998,441.66x = 6,787,308,091,353.83
  5. Step 5: Solve for x
    x = 6,787,308,091,353.83/2,998,441.66
  6. Step 6: Final answer
    x = 2,263,611.86

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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.