Home / 3,066,778.51-4,232,183.27-1,690,171.88

Finding the Fourth Proportional to 3,066,778.51, 4,232,183.27 and 1,690,171.88

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Solution

The fourth proportional to 3,066,778.51, 4,232,183.27 and 1,690,171.88 is: 2,332,453.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,066,778.51 : 4,232,183.27 = 1,690,171.88 : x
  2. Step 2: Convert to fraction form
    3,066,778.51/4,232,183.27 = 1,690,171.88/x
  3. Step 3: Cross multiply
    3,066,778.51x = 4,232,183.27 × 1,690,171.88
  4. Step 4: Simplify right side
    3,066,778.51x = 7,153,117,124,348.67
  5. Step 5: Solve for x
    x = 7,153,117,124,348.67/3,066,778.51
  6. Step 6: Final answer
    x = 2,332,453.13

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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.