Home / 1,959,011.62-2,703,287.72-1,099,405.80

Finding the Fourth Proportional to 1,959,011.62, 2,703,287.72 and 1,099,405.80

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Solution

The fourth proportional to 1,959,011.62, 2,703,287.72 and 1,099,405.80 is: 1,517,096.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,959,011.62 : 2,703,287.72 = 1,099,405.80 : x
  2. Step 2: Convert to fraction form
    1,959,011.62/2,703,287.72 = 1,099,405.80/x
  3. Step 3: Cross multiply
    1,959,011.62x = 2,703,287.72 × 1,099,405.80
  4. Step 4: Simplify right side
    1,959,011.62x = 2,972,010,198,436.78
  5. Step 5: Solve for x
    x = 2,972,010,198,436.78/1,959,011.62
  6. Step 6: Final answer
    x = 1,517,096.77

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.