Home / 1,413,310.20-1,949,537.80-889,187.52

Finding the Fourth Proportional to 1,413,310.20, 1,949,537.80 and 889,187.52

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Solution

The fourth proportional to 1,413,310.20, 1,949,537.80 and 889,187.52 is: 1,226,556.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,413,310.20 : 1,949,537.80 = 889,187.52 : x
  2. Step 2: Convert to fraction form
    1,413,310.20/1,949,537.80 = 889,187.52/x
  3. Step 3: Cross multiply
    1,413,310.20x = 1,949,537.80 × 889,187.52
  4. Step 4: Simplify right side
    1,413,310.20x = 1,733,504,681,528.26
  5. Step 5: Solve for x
    x = 1,733,504,681,528.26/1,413,310.20
  6. Step 6: Final answer
    x = 1,226,556.41

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.