Home / 1,962,585.92-2,942,919.34-809,617.74

Finding the Fourth Proportional to 1,962,585.92, 2,942,919.34 and 809,617.74

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Solution

The fourth proportional to 1,962,585.92, 2,942,919.34 and 809,617.74 is: 1,214,030.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,962,585.92 : 2,942,919.34 = 809,617.74 : x
  2. Step 2: Convert to fraction form
    1,962,585.92/2,942,919.34 = 809,617.74/x
  3. Step 3: Cross multiply
    1,962,585.92x = 2,942,919.34 × 809,617.74
  4. Step 4: Simplify right side
    1,962,585.92x = 2,382,639,705,053.09
  5. Step 5: Solve for x
    x = 2,382,639,705,053.09/1,962,585.92
  6. Step 6: Final answer
    x = 1,214,030.77

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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.