Home / 3,278,579.60-4,927,200.60-2,868,006.80

Finding the Fourth Proportional to 3,278,579.60, 4,927,200.60 and 2,868,006.80

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Solution

The fourth proportional to 3,278,579.60, 4,927,200.60 and 2,868,006.80 is: 4,310,172.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,278,579.60 : 4,927,200.60 = 2,868,006.80 : x
  2. Step 2: Convert to fraction form
    3,278,579.60/4,927,200.60 = 2,868,006.80/x
  3. Step 3: Cross multiply
    3,278,579.60x = 4,927,200.60 × 2,868,006.80
  4. Step 4: Simplify right side
    3,278,579.60x = 14,131,244,825,764.08
  5. Step 5: Solve for x
    x = 14,131,244,825,764.08/3,278,579.60
  6. Step 6: Final answer
    x = 4,310,172.86

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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.