Home / 1,839,020.46-2,758,546.05-640,940.83

Finding the Fourth Proportional to 1,839,020.46, 2,758,546.05 and 640,940.83

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Solution

The fourth proportional to 1,839,020.46, 2,758,546.05 and 640,940.83 is: 961,416.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,839,020.46 : 2,758,546.05 = 640,940.83 : x
  2. Step 2: Convert to fraction form
    1,839,020.46/2,758,546.05 = 640,940.83/x
  3. Step 3: Cross multiply
    1,839,020.46x = 2,758,546.05 × 640,940.83
  4. Step 4: Simplify right side
    1,839,020.46x = 1,768,064,794,880.22
  5. Step 5: Solve for x
    x = 1,768,064,794,880.22/1,839,020.46
  6. Step 6: Final answer
    x = 961,416.60

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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.