Home / 3,466,859.60-5,198,215.80-1,787,243.60

Finding the Fourth Proportional to 3,466,859.60, 5,198,215.80 and 1,787,243.60

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Solution

The fourth proportional to 3,466,859.60, 5,198,215.80 and 1,787,243.60 is: 2,679,796.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,466,859.60 : 5,198,215.80 = 1,787,243.60 : x
  2. Step 2: Convert to fraction form
    3,466,859.60/5,198,215.80 = 1,787,243.60/x
  3. Step 3: Cross multiply
    3,466,859.60x = 5,198,215.80 × 1,787,243.60
  4. Step 4: Simplify right side
    3,466,859.60x = 9,290,477,919,968.88
  5. Step 5: Solve for x
    x = 9,290,477,919,968.88/3,466,859.60
  6. Step 6: Final answer
    x = 2,679,796.41

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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.