Home / 3,904,431.80-5,849,020.40-2,689,793.87

Finding the Fourth Proportional to 3,904,431.80, 5,849,020.40 and 2,689,793.87

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Solution

The fourth proportional to 3,904,431.80, 5,849,020.40 and 2,689,793.87 is: 4,029,436.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,904,431.80 : 5,849,020.40 = 2,689,793.87 : x
  2. Step 2: Convert to fraction form
    3,904,431.80/5,849,020.40 = 2,689,793.87/x
  3. Step 3: Cross multiply
    3,904,431.80x = 5,849,020.40 × 2,689,793.87
  4. Step 4: Simplify right side
    3,904,431.80x = 15,732,659,174,730.88
  5. Step 5: Solve for x
    x = 15,732,659,174,730.88/3,904,431.80
  6. Step 6: Final answer
    x = 4,029,436.29

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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.