Home / 1,161,816.15-1,603,431.22-703,183.12

Finding the Fourth Proportional to 1,161,816.15, 1,603,431.22 and 703,183.12

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Solution

The fourth proportional to 1,161,816.15, 1,603,431.22 and 703,183.12 is: 970,468.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,161,816.15 : 1,603,431.22 = 703,183.12 : x
  2. Step 2: Convert to fraction form
    1,161,816.15/1,603,431.22 = 703,183.12/x
  3. Step 3: Cross multiply
    1,161,816.15x = 1,603,431.22 × 703,183.12
  4. Step 4: Simplify right side
    1,161,816.15x = 1,127,505,762,218.47
  5. Step 5: Solve for x
    x = 1,127,505,762,218.47/1,161,816.15
  6. Step 6: Final answer
    x = 970,468.32

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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.