Home / 1,435,582.33-1,981,243.19-1,072,375.59

Finding the Fourth Proportional to 1,435,582.33, 1,981,243.19 and 1,072,375.59

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Solution

The fourth proportional to 1,435,582.33, 1,981,243.19 and 1,072,375.59 is: 1,479,982.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,435,582.33 : 1,981,243.19 = 1,072,375.59 : x
  2. Step 2: Convert to fraction form
    1,435,582.33/1,981,243.19 = 1,072,375.59/x
  3. Step 3: Cross multiply
    1,435,582.33x = 1,981,243.19 × 1,072,375.59
  4. Step 4: Simplify right side
    1,435,582.33x = 2,124,636,834,809.73
  5. Step 5: Solve for x
    x = 2,124,636,834,809.73/1,435,582.33
  6. Step 6: Final answer
    x = 1,479,982.58

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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.