Home / 2,057,285.70-3,085,928.55-727,589.70

Finding the Fourth Proportional to 2,057,285.70, 3,085,928.55 and 727,589.70

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Solution

The fourth proportional to 2,057,285.70, 3,085,928.55 and 727,589.70 is: 1,091,384.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,057,285.70 : 3,085,928.55 = 727,589.70 : x
  2. Step 2: Convert to fraction form
    2,057,285.70/3,085,928.55 = 727,589.70/x
  3. Step 3: Cross multiply
    2,057,285.70x = 3,085,928.55 × 727,589.70
  4. Step 4: Simplify right side
    2,057,285.70x = 2,245,289,827,915.93
  5. Step 5: Solve for x
    x = 2,245,289,827,915.93/2,057,285.70
  6. Step 6: Final answer
    x = 1,091,384.55

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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.