Home / 2,515,296.62-3,471,000.44-1,369,380.98

Finding the Fourth Proportional to 2,515,296.62, 3,471,000.44 and 1,369,380.98

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Solution

The fourth proportional to 2,515,296.62, 3,471,000.44 and 1,369,380.98 is: 1,889,686.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,515,296.62 : 3,471,000.44 = 1,369,380.98 : x
  2. Step 2: Convert to fraction form
    2,515,296.62/3,471,000.44 = 1,369,380.98/x
  3. Step 3: Cross multiply
    2,515,296.62x = 3,471,000.44 × 1,369,380.98
  4. Step 4: Simplify right side
    2,515,296.62x = 4,753,121,984,107.63
  5. Step 5: Solve for x
    x = 4,753,121,984,107.63/2,515,296.62
  6. Step 6: Final answer
    x = 1,889,686.47

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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.