Home / 1,008,089.20-1,510,384.20-945,103.60

Finding the Fourth Proportional to 1,008,089.20, 1,510,384.20 and 945,103.60

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Solution

The fourth proportional to 1,008,089.20, 1,510,384.20 and 945,103.60 is: 1,416,015.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,008,089.20 : 1,510,384.20 = 945,103.60 : x
  2. Step 2: Convert to fraction form
    1,008,089.20/1,510,384.20 = 945,103.60/x
  3. Step 3: Cross multiply
    1,008,089.20x = 1,510,384.20 × 945,103.60
  4. Step 4: Simplify right side
    1,008,089.20x = 1,427,469,544,803.12
  5. Step 5: Solve for x
    x = 1,427,469,544,803.12/1,008,089.20
  6. Step 6: Final answer
    x = 1,416,015.12

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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.