Home / 3,491,967.13-4,818,843.25-2,185,939.49

Finding the Fourth Proportional to 3,491,967.13, 4,818,843.25 and 2,185,939.49

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Solution

The fourth proportional to 3,491,967.13, 4,818,843.25 and 2,185,939.49 is: 3,016,551.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,491,967.13 : 4,818,843.25 = 2,185,939.49 : x
  2. Step 2: Convert to fraction form
    3,491,967.13/4,818,843.25 = 2,185,939.49/x
  3. Step 3: Cross multiply
    3,491,967.13x = 4,818,843.25 × 2,185,939.49
  4. Step 4: Simplify right side
    3,491,967.13x = 10,533,699,726,735.88
  5. Step 5: Solve for x
    x = 10,533,699,726,735.88/3,491,967.13
  6. Step 6: Final answer
    x = 3,016,551.80

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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.