Home / 2,515,290.30-3,471,163.02-1,369,433.52

Finding the Fourth Proportional to 2,515,290.30, 3,471,163.02 and 1,369,433.52

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Solution

The fourth proportional to 2,515,290.30, 3,471,163.02 and 1,369,433.52 is: 1,889,852.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,515,290.30 : 3,471,163.02 = 1,369,433.52 : x
  2. Step 2: Convert to fraction form
    2,515,290.30/3,471,163.02 = 1,369,433.52/x
  3. Step 3: Cross multiply
    2,515,290.30x = 3,471,163.02 × 1,369,433.52
  4. Step 4: Simplify right side
    2,515,290.30x = 4,753,526,992,972.43
  5. Step 5: Solve for x
    x = 4,753,526,992,972.43/2,515,290.30
  6. Step 6: Final answer
    x = 1,889,852.23

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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.