Home / 3,712,796.94-5,123,973.15-2,081,178.30

Finding the Fourth Proportional to 3,712,796.94, 5,123,973.15 and 2,081,178.30

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Solution

The fourth proportional to 3,712,796.94, 5,123,973.15 and 2,081,178.30 is: 2,872,201.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,712,796.94 : 5,123,973.15 = 2,081,178.30 : x
  2. Step 2: Convert to fraction form
    3,712,796.94/5,123,973.15 = 2,081,178.30/x
  3. Step 3: Cross multiply
    3,712,796.94x = 5,123,973.15 × 2,081,178.30
  4. Step 4: Simplify right side
    3,712,796.94x = 10,663,901,729,562.65
  5. Step 5: Solve for x
    x = 10,663,901,729,562.65/3,712,796.94
  6. Step 6: Final answer
    x = 2,872,201.71

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