Home / 3,171,773.25-4,376,935.90-1,721,439.59

Finding the Fourth Proportional to 3,171,773.25, 4,376,935.90 and 1,721,439.59

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Solution

The fourth proportional to 3,171,773.25, 4,376,935.90 and 1,721,439.59 is: 2,375,526.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,171,773.25 : 4,376,935.90 = 1,721,439.59 : x
  2. Step 2: Convert to fraction form
    3,171,773.25/4,376,935.90 = 1,721,439.59/x
  3. Step 3: Cross multiply
    3,171,773.25x = 4,376,935.90 × 1,721,439.59
  4. Step 4: Simplify right side
    3,171,773.25x = 7,534,630,747,791.02
  5. Step 5: Solve for x
    x = 7,534,630,747,791.02/3,171,773.25
  6. Step 6: Final answer
    x = 2,375,526.29

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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.