Home / 1,902,912.66-2,848,770.21-1,270,257.30

Finding the Fourth Proportional to 1,902,912.66, 2,848,770.21 and 1,270,257.30

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Solution

The fourth proportional to 1,902,912.66, 2,848,770.21 and 1,270,257.30 is: 1,901,648.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,902,912.66 : 2,848,770.21 = 1,270,257.30 : x
  2. Step 2: Convert to fraction form
    1,902,912.66/2,848,770.21 = 1,270,257.30/x
  3. Step 3: Cross multiply
    1,902,912.66x = 2,848,770.21 × 1,270,257.30
  4. Step 4: Simplify right side
    1,902,912.66x = 3,618,671,155,275.03
  5. Step 5: Solve for x
    x = 3,618,671,155,275.03/1,902,912.66
  6. Step 6: Final answer
    x = 1,901,648.58

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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.