Home / 3,605,619.27-5,409,150.61-1,331,157.49

Finding the Fourth Proportional to 3,605,619.27, 5,409,150.61 and 1,331,157.49

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Solution

The fourth proportional to 3,605,619.27, 5,409,150.61 and 1,331,157.49 is: 1,997,002.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,605,619.27 : 5,409,150.61 = 1,331,157.49 : x
  2. Step 2: Convert to fraction form
    3,605,619.27/5,409,150.61 = 1,331,157.49/x
  3. Step 3: Cross multiply
    3,605,619.27x = 5,409,150.61 × 1,331,157.49
  4. Step 4: Simplify right side
    3,605,619.27x = 7,200,431,358,440.11
  5. Step 5: Solve for x
    x = 7,200,431,358,440.11/3,605,619.27
  6. Step 6: Final answer
    x = 1,997,002.69

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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.