Home / 1,415,322.26-2,122,681.92-404,175.77

Finding the Fourth Proportional to 1,415,322.26, 2,122,681.92 and 404,175.77

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Solution

The fourth proportional to 1,415,322.26, 2,122,681.92 and 404,175.77 is: 606,177.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,415,322.26 : 2,122,681.92 = 404,175.77 : x
  2. Step 2: Convert to fraction form
    1,415,322.26/2,122,681.92 = 404,175.77/x
  3. Step 3: Cross multiply
    1,415,322.26x = 2,122,681.92 × 404,175.77
  4. Step 4: Simplify right side
    1,415,322.26x = 857,936,599,481.08
  5. Step 5: Solve for x
    x = 857,936,599,481.08/1,415,322.26
  6. Step 6: Final answer
    x = 606,177.56

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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.