Home / 1,752,843.36-2,630,190.72-1,243,797.80

Finding the Fourth Proportional to 1,752,843.36, 2,630,190.72 and 1,243,797.80

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Solution

The fourth proportional to 1,752,843.36, 2,630,190.72 and 1,243,797.80 is: 1,866,353.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,752,843.36 : 2,630,190.72 = 1,243,797.80 : x
  2. Step 2: Convert to fraction form
    1,752,843.36/2,630,190.72 = 1,243,797.80/x
  3. Step 3: Cross multiply
    1,752,843.36x = 2,630,190.72 × 1,243,797.80
  4. Step 4: Simplify right side
    1,752,843.36x = 3,271,425,431,116.42
  5. Step 5: Solve for x
    x = 3,271,425,431,116.42/1,752,843.36
  6. Step 6: Final answer
    x = 1,866,353.55

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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.