Home / 2,286,916.80-3,155,738.40-1,268,318.40

Finding the Fourth Proportional to 2,286,916.80, 3,155,738.40 and 1,268,318.40

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Solution

The fourth proportional to 2,286,916.80, 3,155,738.40 and 1,268,318.40 is: 1,750,164.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,286,916.80 : 3,155,738.40 = 1,268,318.40 : x
  2. Step 2: Convert to fraction form
    2,286,916.80/3,155,738.40 = 1,268,318.40/x
  3. Step 3: Cross multiply
    2,286,916.80x = 3,155,738.40 × 1,268,318.40
  4. Step 4: Simplify right side
    2,286,916.80x = 4,002,481,078,306.56
  5. Step 5: Solve for x
    x = 4,002,481,078,306.56/2,286,916.80
  6. Step 6: Final answer
    x = 1,750,164.71

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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.