Home / 3,066,778.42-4,232,183.15-1,690,171.77

Finding the Fourth Proportional to 3,066,778.42, 4,232,183.15 and 1,690,171.77

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Solution

The fourth proportional to 3,066,778.42, 4,232,183.15 and 1,690,171.77 is: 2,332,452.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,066,778.42 : 4,232,183.15 = 1,690,171.77 : x
  2. Step 2: Convert to fraction form
    3,066,778.42/4,232,183.15 = 1,690,171.77/x
  3. Step 3: Cross multiply
    3,066,778.42x = 4,232,183.15 × 1,690,171.77
  4. Step 4: Simplify right side
    3,066,778.42x = 7,153,116,489,825.11
  5. Step 5: Solve for x
    x = 7,153,116,489,825.11/3,066,778.42
  6. Step 6: Final answer
    x = 2,332,452.99

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1.5x scale

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.