Home / 3,689,951.80-5,536,526.10-1,982,102.31

Finding the Fourth Proportional to 3,689,951.80, 5,536,526.10 and 1,982,102.31

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Solution

The fourth proportional to 3,689,951.80, 5,536,526.10 and 1,982,102.31 is: 2,974,012.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,689,951.80 : 5,536,526.10 = 1,982,102.31 : x
  2. Step 2: Convert to fraction form
    3,689,951.80/5,536,526.10 = 1,982,102.31/x
  3. Step 3: Cross multiply
    3,689,951.80x = 5,536,526.10 × 1,982,102.31
  4. Step 4: Simplify right side
    3,689,951.80x = 10,973,961,172,185.29
  5. Step 5: Solve for x
    x = 10,973,961,172,185.29/3,689,951.80
  6. Step 6: Final answer
    x = 2,974,012.06

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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.