Home / 3,689,937.22-5,536,504.39-1,982,087.91

Finding the Fourth Proportional to 3,689,937.22, 5,536,504.39 and 1,982,087.91

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Solution

The fourth proportional to 3,689,937.22, 5,536,504.39 and 1,982,087.91 is: 2,973,990.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,689,937.22 : 5,536,504.39 = 1,982,087.91 : x
  2. Step 2: Convert to fraction form
    3,689,937.22/5,536,504.39 = 1,982,087.91/x
  3. Step 3: Cross multiply
    3,689,937.22x = 5,536,504.39 × 1,982,087.91
  4. Step 4: Simplify right side
    3,689,937.22x = 10,973,838,387,398.40
  5. Step 5: Solve for x
    x = 10,973,838,387,398.40/3,689,937.22
  6. Step 6: Final answer
    x = 2,973,990.54

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.