Home / 1,200,192.31-1,800,467.47-441,975.47

Finding the Fourth Proportional to 1,200,192.31, 1,800,467.47 and 441,975.47

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Solution

The fourth proportional to 1,200,192.31, 1,800,467.47 and 441,975.47 is: 663,029.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,200,192.31 : 1,800,467.47 = 441,975.47 : x
  2. Step 2: Convert to fraction form
    1,200,192.31/1,800,467.47 = 441,975.47/x
  3. Step 3: Cross multiply
    1,200,192.31x = 1,800,467.47 × 441,975.47
  4. Step 4: Simplify right side
    1,200,192.31x = 795,762,456,272.96
  5. Step 5: Solve for x
    x = 795,762,456,272.96/1,200,192.31
  6. Step 6: Final answer
    x = 663,029.13

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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.