Home / 3,266,116.70-4,899,365.73-991,715.30

Finding the Fourth Proportional to 3,266,116.70, 4,899,365.73 and 991,715.30

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Solution

The fourth proportional to 3,266,116.70, 4,899,365.73 and 991,715.30 is: 1,487,630.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,266,116.70 : 4,899,365.73 = 991,715.30 : x
  2. Step 2: Convert to fraction form
    3,266,116.70/4,899,365.73 = 991,715.30/x
  3. Step 3: Cross multiply
    3,266,116.70x = 4,899,365.73 × 991,715.30
  4. Step 4: Simplify right side
    3,266,116.70x = 4,858,775,954,736.67
  5. Step 5: Solve for x
    x = 4,858,775,954,736.67/3,266,116.70
  6. Step 6: Final answer
    x = 1,487,630.85

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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.