Home / 1,431,998.44-2,146,656.30-484,705.96

Finding the Fourth Proportional to 1,431,998.44, 2,146,656.30 and 484,705.96

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Solution

The fourth proportional to 1,431,998.44, 2,146,656.30 and 484,705.96 is: 726,604.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,431,998.44 : 2,146,656.30 = 484,705.96 : x
  2. Step 2: Convert to fraction form
    1,431,998.44/2,146,656.30 = 484,705.96/x
  3. Step 3: Cross multiply
    1,431,998.44x = 2,146,656.30 × 484,705.96
  4. Step 4: Simplify right side
    1,431,998.44x = 1,040,497,102,681.55
  5. Step 5: Solve for x
    x = 1,040,497,102,681.55/1,431,998.44
  6. Step 6: Final answer
    x = 726,604.91

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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.