Home / 3,548,072.78-4,896,441.32-1,999,348.73

Finding the Fourth Proportional to 3,548,072.78, 4,896,441.32 and 1,999,348.73

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Solution

The fourth proportional to 3,548,072.78, 4,896,441.32 and 1,999,348.73 is: 2,759,158.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,548,072.78 : 4,896,441.32 = 1,999,348.73 : x
  2. Step 2: Convert to fraction form
    3,548,072.78/4,896,441.32 = 1,999,348.73/x
  3. Step 3: Cross multiply
    3,548,072.78x = 4,896,441.32 × 1,999,348.73
  4. Step 4: Simplify right side
    3,548,072.78x = 9,789,693,700,182.57
  5. Step 5: Solve for x
    x = 9,789,693,700,182.57/3,548,072.78
  6. Step 6: Final answer
    x = 2,759,158.09

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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.