Home / 3,761,997.60-5,642,996.40-3,195,127.20

Finding the Fourth Proportional to 3,761,997.60, 5,642,996.40 and 3,195,127.20

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Solution

The fourth proportional to 3,761,997.60, 5,642,996.40 and 3,195,127.20 is: 4,792,690.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,761,997.60 : 5,642,996.40 = 3,195,127.20 : x
  2. Step 2: Convert to fraction form
    3,761,997.60/5,642,996.40 = 3,195,127.20/x
  3. Step 3: Cross multiply
    3,761,997.60x = 5,642,996.40 × 3,195,127.20
  4. Step 4: Simplify right side
    3,761,997.60x = 18,030,091,287,142.08
  5. Step 5: Solve for x
    x = 18,030,091,287,142.08/3,761,997.60
  6. Step 6: Final answer
    x = 4,792,690.80

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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.