Home / 4,018,028.80-6,028,015.20-1,178,233.60

Finding the Fourth Proportional to 4,018,028.80, 6,028,015.20 and 1,178,233.60

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Solution

The fourth proportional to 4,018,028.80, 6,028,015.20 and 1,178,233.60 is: 1,767,635.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,018,028.80 : 6,028,015.20 = 1,178,233.60 : x
  2. Step 2: Convert to fraction form
    4,018,028.80/6,028,015.20 = 1,178,233.60/x
  3. Step 3: Cross multiply
    4,018,028.80x = 6,028,015.20 × 1,178,233.60
  4. Step 4: Simplify right side
    4,018,028.80x = 7,102,410,049,950.72
  5. Step 5: Solve for x
    x = 7,102,410,049,950.72/4,018,028.80
  6. Step 6: Final answer
    x = 1,767,635.43

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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.