Home / 1,202,261.91-1,802,717.28-823,609.59

Finding the Fourth Proportional to 1,202,261.91, 1,802,717.28 and 823,609.59

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Solution

The fourth proportional to 1,202,261.91, 1,802,717.28 and 823,609.59 is: 1,234,951.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,202,261.91 : 1,802,717.28 = 823,609.59 : x
  2. Step 2: Convert to fraction form
    1,202,261.91/1,802,717.28 = 823,609.59/x
  3. Step 3: Cross multiply
    1,202,261.91x = 1,802,717.28 × 823,609.59
  4. Step 4: Simplify right side
    1,202,261.91x = 1,484,735,239,866.72
  5. Step 5: Solve for x
    x = 1,484,735,239,866.72/1,202,261.91
  6. Step 6: Final answer
    x = 1,234,951.58

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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.