Home / 2,372,178-3,273,600.78-1,284,449.25

Finding the Fourth Proportional to 2,372,178, 3,273,600.78 and 1,284,449.25

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Solution

The fourth proportional to 2,372,178, 3,273,600.78 and 1,284,449.25 is: 1,772,537.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,372,178 : 3,273,600.78 = 1,284,449.25 : x
  2. Step 2: Convert to fraction form
    2,372,178/3,273,600.78 = 1,284,449.25/x
  3. Step 3: Cross multiply
    2,372,178x = 3,273,600.78 × 1,284,449.25
  4. Step 4: Simplify right side
    2,372,178x = 4,204,774,066,670.41
  5. Step 5: Solve for x
    x = 4,204,774,066,670.41/2,372,178
  6. Step 6: Final answer
    x = 1,772,537.33

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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.