Home / 1,297,212.44-1,946,175.36-623,857

Finding the Fourth Proportional to 1,297,212.44, 1,946,175.36 and 623,857

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Solution

The fourth proportional to 1,297,212.44, 1,946,175.36 and 623,857 is: 935,957.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,297,212.44 : 1,946,175.36 = 623,857 : x
  2. Step 2: Convert to fraction form
    1,297,212.44/1,946,175.36 = 623,857/x
  3. Step 3: Cross multiply
    1,297,212.44x = 1,946,175.36 × 623,857
  4. Step 4: Simplify right side
    1,297,212.44x = 1,214,135,121,563.52
  5. Step 5: Solve for x
    x = 1,214,135,121,563.52/1,297,212.44
  6. Step 6: Final answer
    x = 935,957.04

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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.