Home / 3,053,299.80-4,579,949.70-809,664.60

Finding the Fourth Proportional to 3,053,299.80, 4,579,949.70 and 809,664.60

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Solution

The fourth proportional to 3,053,299.80, 4,579,949.70 and 809,664.60 is: 1,214,496.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,053,299.80 : 4,579,949.70 = 809,664.60 : x
  2. Step 2: Convert to fraction form
    3,053,299.80/4,579,949.70 = 809,664.60/x
  3. Step 3: Cross multiply
    3,053,299.80x = 4,579,949.70 × 809,664.60
  4. Step 4: Simplify right side
    3,053,299.80x = 3,708,223,141,870.62
  5. Step 5: Solve for x
    x = 3,708,223,141,870.62/3,053,299.80
  6. Step 6: Final answer
    x = 1,214,496.90

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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.