Home / 1,436,205.94-1,981,940.49-791,686.10

Finding the Fourth Proportional to 1,436,205.94, 1,981,940.49 and 791,686.10

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Solution

The fourth proportional to 1,436,205.94, 1,981,940.49 and 791,686.10 is: 1,092,513.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,436,205.94 : 1,981,940.49 = 791,686.10 : x
  2. Step 2: Convert to fraction form
    1,436,205.94/1,981,940.49 = 791,686.10/x
  3. Step 3: Cross multiply
    1,436,205.94x = 1,981,940.49 × 791,686.10
  4. Step 4: Simplify right side
    1,436,205.94x = 1,569,074,741,915.04
  5. Step 5: Solve for x
    x = 1,569,074,741,915.04/1,436,205.94
  6. Step 6: Final answer
    x = 1,092,513.76

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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.