Home / 3,119,896.64-4,305,485.85-1,830,758.54

Finding the Fourth Proportional to 3,119,896.64, 4,305,485.85 and 1,830,758.54

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Solution

The fourth proportional to 3,119,896.64, 4,305,485.85 and 1,830,758.54 is: 2,526,463.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,119,896.64 : 4,305,485.85 = 1,830,758.54 : x
  2. Step 2: Convert to fraction form
    3,119,896.64/4,305,485.85 = 1,830,758.54/x
  3. Step 3: Cross multiply
    3,119,896.64x = 4,305,485.85 × 1,830,758.54
  4. Step 4: Simplify right side
    3,119,896.64x = 7,882,304,988,736.66
  5. Step 5: Solve for x
    x = 7,882,304,988,736.66/3,119,896.64
  6. Step 6: Final answer
    x = 2,526,463.50

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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.