Home / 1,073,996.80-1,609,612.80-823,436.80

Finding the Fourth Proportional to 1,073,996.80, 1,609,612.80 and 823,436.80

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Solution

The fourth proportional to 1,073,996.80, 1,609,612.80 and 823,436.80 is: 1,234,095.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,073,996.80 : 1,609,612.80 = 823,436.80 : x
  2. Step 2: Convert to fraction form
    1,073,996.80/1,609,612.80 = 823,436.80/x
  3. Step 3: Cross multiply
    1,073,996.80x = 1,609,612.80 × 823,436.80
  4. Step 4: Simplify right side
    1,073,996.80x = 1,325,414,413,271.04
  5. Step 5: Solve for x
    x = 1,325,414,413,271.04/1,073,996.80
  6. Step 6: Final answer
    x = 1,234,095.31

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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.