Home / 1,647,233.36-2,471,351.80-805,662.80

Finding the Fourth Proportional to 1,647,233.36, 2,471,351.80 and 805,662.80

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Solution

The fourth proportional to 1,647,233.36, 2,471,351.80 and 805,662.80 is: 1,208,739.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,647,233.36 : 2,471,351.80 = 805,662.80 : x
  2. Step 2: Convert to fraction form
    1,647,233.36/2,471,351.80 = 805,662.80/x
  3. Step 3: Cross multiply
    1,647,233.36x = 2,471,351.80 × 805,662.80
  4. Step 4: Simplify right side
    1,647,233.36x = 1,991,076,210,973.04
  5. Step 5: Solve for x
    x = 1,991,076,210,973.04/1,647,233.36
  6. Step 6: Final answer
    x = 1,208,739.61

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.