Home / 4,969,979.45-7,455,758.11-1,603,399.13

Finding the Fourth Proportional to 4,969,979.45, 7,455,758.11 and 1,603,399.13

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Solution

The fourth proportional to 4,969,979.45, 7,455,758.11 and 1,603,399.13 is: 2,405,353.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,969,979.45 : 7,455,758.11 = 1,603,399.13 : x
  2. Step 2: Convert to fraction form
    4,969,979.45/7,455,758.11 = 1,603,399.13/x
  3. Step 3: Cross multiply
    4,969,979.45x = 7,455,758.11 × 1,603,399.13
  4. Step 4: Simplify right side
    4,969,979.45x = 11,954,556,025,777.16
  5. Step 5: Solve for x
    x = 11,954,556,025,777.16/4,969,979.45
  6. Step 6: Final answer
    x = 2,405,353.21

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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.