Home / 3,266,114.70-4,899,362.73-991,713.30

Finding the Fourth Proportional to 3,266,114.70, 4,899,362.73 and 991,713.30

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Solution

The fourth proportional to 3,266,114.70, 4,899,362.73 and 991,713.30 is: 1,487,627.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,266,114.70 : 4,899,362.73 = 991,713.30 : x
  2. Step 2: Convert to fraction form
    3,266,114.70/4,899,362.73 = 991,713.30/x
  3. Step 3: Cross multiply
    3,266,114.70x = 4,899,362.73 × 991,713.30
  4. Step 4: Simplify right side
    3,266,114.70x = 4,858,763,180,865.31
  5. Step 5: Solve for x
    x = 4,858,763,180,865.31/3,266,114.70
  6. Step 6: Final answer
    x = 1,487,627.85

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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.