Home / 3,447,353.28-5,172,016.56-1,173,378.72

Finding the Fourth Proportional to 3,447,353.28, 5,172,016.56 and 1,173,378.72

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Solution

The fourth proportional to 3,447,353.28, 5,172,016.56 and 1,173,378.72 is: 1,760,403.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,447,353.28 : 5,172,016.56 = 1,173,378.72 : x
  2. Step 2: Convert to fraction form
    3,447,353.28/5,172,016.56 = 1,173,378.72/x
  3. Step 3: Cross multiply
    3,447,353.28x = 5,172,016.56 × 1,173,378.72
  4. Step 4: Simplify right side
    3,447,353.28x = 6,068,734,170,991.60
  5. Step 5: Solve for x
    x = 6,068,734,170,991.60/3,447,353.28
  6. Step 6: Final answer
    x = 1,760,403.90

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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.