Home / 3,078,048.30-4,617,072.45-2,759,183.70

Finding the Fourth Proportional to 3,078,048.30, 4,617,072.45 and 2,759,183.70

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Solution

The fourth proportional to 3,078,048.30, 4,617,072.45 and 2,759,183.70 is: 4,138,775.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,078,048.30 : 4,617,072.45 = 2,759,183.70 : x
  2. Step 2: Convert to fraction form
    3,078,048.30/4,617,072.45 = 2,759,183.70/x
  3. Step 3: Cross multiply
    3,078,048.30x = 4,617,072.45 × 2,759,183.70
  4. Step 4: Simplify right side
    3,078,048.30x = 12,739,351,045,759.07
  5. Step 5: Solve for x
    x = 12,739,351,045,759.07/3,078,048.30
  6. Step 6: Final answer
    x = 4,138,775.55

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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.