Home / 1,435,716.46-1,981,288.89-832,454.38

Finding the Fourth Proportional to 1,435,716.46, 1,981,288.89 and 832,454.38

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Solution

The fourth proportional to 1,435,716.46, 1,981,288.89 and 832,454.38 is: 1,148,787.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,435,716.46 : 1,981,288.89 = 832,454.38 : x
  2. Step 2: Convert to fraction form
    1,435,716.46/1,981,288.89 = 832,454.38/x
  3. Step 3: Cross multiply
    1,435,716.46x = 1,981,288.89 × 832,454.38
  4. Step 4: Simplify right side
    1,435,716.46x = 1,649,332,614,525.84
  5. Step 5: Solve for x
    x = 1,649,332,614,525.84/1,435,716.46
  6. Step 6: Final answer
    x = 1,148,787.15

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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.