Home / 995,872.10-1,493,808.15-820,912.10

Finding the Fourth Proportional to 995,872.10, 1,493,808.15 and 820,912.10

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Solution

The fourth proportional to 995,872.10, 1,493,808.15 and 820,912.10 is: 1,231,368.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    995,872.10 : 1,493,808.15 = 820,912.10 : x
  2. Step 2: Convert to fraction form
    995,872.10/1,493,808.15 = 820,912.10/x
  3. Step 3: Cross multiply
    995,872.10x = 1,493,808.15 × 820,912.10
  4. Step 4: Simplify right side
    995,872.10x = 1,226,285,185,413.62
  5. Step 5: Solve for x
    x = 1,226,285,185,413.62/995,872.10
  6. Step 6: Final answer
    x = 1,231,368.15

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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.