Home / 3,540,182.56-5,309,174.40-1,265,391.52

Finding the Fourth Proportional to 3,540,182.56, 5,309,174.40 and 1,265,391.52

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Solution

The fourth proportional to 3,540,182.56, 5,309,174.40 and 1,265,391.52 is: 1,897,694.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,540,182.56 : 5,309,174.40 = 1,265,391.52 : x
  2. Step 2: Convert to fraction form
    3,540,182.56/5,309,174.40 = 1,265,391.52/x
  3. Step 3: Cross multiply
    3,540,182.56x = 5,309,174.40 × 1,265,391.52
  4. Step 4: Simplify right side
    3,540,182.56x = 6,718,184,263,961.09
  5. Step 5: Solve for x
    x = 6,718,184,263,961.09/3,540,182.56
  6. Step 6: Final answer
    x = 1,897,694.30

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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.