Home / 3,266,119.70-4,899,370.23-991,718.30

Finding the Fourth Proportional to 3,266,119.70, 4,899,370.23 and 991,718.30

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Solution

The fourth proportional to 3,266,119.70, 4,899,370.23 and 991,718.30 is: 1,487,635.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,266,119.70 : 4,899,370.23 = 991,718.30 : x
  2. Step 2: Convert to fraction form
    3,266,119.70/4,899,370.23 = 991,718.30/x
  3. Step 3: Cross multiply
    3,266,119.70x = 4,899,370.23 × 991,718.30
  4. Step 4: Simplify right side
    3,266,119.70x = 4,858,795,115,566.21
  5. Step 5: Solve for x
    x = 4,858,795,115,566.21/3,266,119.70
  6. Step 6: Final answer
    x = 1,487,635.35

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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.