Home / 2,769,348.87-4,152,694.01-1,309,179.65

Finding the Fourth Proportional to 2,769,348.87, 4,152,694.01 and 1,309,179.65

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Solution

The fourth proportional to 2,769,348.87, 4,152,694.01 and 1,309,179.65 is: 1,963,141.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,769,348.87 : 4,152,694.01 = 1,309,179.65 : x
  2. Step 2: Convert to fraction form
    2,769,348.87/4,152,694.01 = 1,309,179.65/x
  3. Step 3: Cross multiply
    2,769,348.87x = 4,152,694.01 × 1,309,179.65
  4. Step 4: Simplify right side
    2,769,348.87x = 5,436,622,463,259.53
  5. Step 5: Solve for x
    x = 5,436,622,463,259.53/2,769,348.87
  6. Step 6: Final answer
    x = 1,963,141.06

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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.