Home / 5,132,965.38-7,082,750.79-2,841,120.60

Finding the Fourth Proportional to 5,132,965.38, 7,082,750.79 and 2,841,120.60

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Solution

The fourth proportional to 5,132,965.38, 7,082,750.79 and 2,841,120.60 is: 3,920,336.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,132,965.38 : 7,082,750.79 = 2,841,120.60 : x
  2. Step 2: Convert to fraction form
    5,132,965.38/7,082,750.79 = 2,841,120.60/x
  3. Step 3: Cross multiply
    5,132,965.38x = 7,082,750.79 × 2,841,120.60
  4. Step 4: Simplify right side
    5,132,965.38x = 20,122,949,174,135.27
  5. Step 5: Solve for x
    x = 20,122,949,174,135.27/5,132,965.38
  6. Step 6: Final answer
    x = 3,920,336.04

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1.5x scale

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.