Home / 2,763,694.72-4,145,690.58-870,584.32

Finding the Fourth Proportional to 2,763,694.72, 4,145,690.58 and 870,584.32

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Solution

The fourth proportional to 2,763,694.72, 4,145,690.58 and 870,584.32 is: 1,305,923.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,763,694.72 : 4,145,690.58 = 870,584.32 : x
  2. Step 2: Convert to fraction form
    2,763,694.72/4,145,690.58 = 870,584.32/x
  3. Step 3: Cross multiply
    2,763,694.72x = 4,145,690.58 × 870,584.32
  4. Step 4: Simplify right side
    2,763,694.72x = 3,609,173,214,519.71
  5. Step 5: Solve for x
    x = 3,609,173,214,519.71/2,763,694.72
  6. Step 6: Final answer
    x = 1,305,923.26

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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.