Home / 2,515,385.04-3,471,231.84-1,369,465.44

Finding the Fourth Proportional to 2,515,385.04, 3,471,231.84 and 1,369,465.44

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Solution

The fourth proportional to 2,515,385.04, 3,471,231.84 and 1,369,465.44 is: 1,889,862.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,515,385.04 : 3,471,231.84 = 1,369,465.44 : x
  2. Step 2: Convert to fraction form
    2,515,385.04/3,471,231.84 = 1,369,465.44/x
  3. Step 3: Cross multiply
    2,515,385.04x = 3,471,231.84 × 1,369,465.44
  4. Step 4: Simplify right side
    2,515,385.04x = 4,753,732,039,107.61
  5. Step 5: Solve for x
    x = 4,753,732,039,107.61/2,515,385.04
  6. Step 6: Final answer
    x = 1,889,862.57

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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.