Home / 1,361,780.70-2,039,171.85-1,004,862.30

Finding the Fourth Proportional to 1,361,780.70, 2,039,171.85 and 1,004,862.30

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Solution

The fourth proportional to 1,361,780.70, 2,039,171.85 and 1,004,862.30 is: 1,504,711.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,361,780.70 : 2,039,171.85 = 1,004,862.30 : x
  2. Step 2: Convert to fraction form
    1,361,780.70/2,039,171.85 = 1,004,862.30/x
  3. Step 3: Cross multiply
    1,361,780.70x = 2,039,171.85 × 1,004,862.30
  4. Step 4: Simplify right side
    1,361,780.70x = 2,049,086,915,286.26
  5. Step 5: Solve for x
    x = 2,049,086,915,286.26/1,361,780.70
  6. Step 6: Final answer
    x = 1,504,711.38

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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.