Home / 1,225,324.40-1,839,736.20-959,385.20

Finding the Fourth Proportional to 1,225,324.40, 1,839,736.20 and 959,385.20

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Solution

The fourth proportional to 1,225,324.40, 1,839,736.20 and 959,385.20 is: 1,440,447.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,225,324.40 : 1,839,736.20 = 959,385.20 : x
  2. Step 2: Convert to fraction form
    1,225,324.40/1,839,736.20 = 959,385.20/x
  3. Step 3: Cross multiply
    1,225,324.40x = 1,839,736.20 × 959,385.20
  4. Step 4: Simplify right side
    1,225,324.40x = 1,765,015,682,184.24
  5. Step 5: Solve for x
    x = 1,765,015,682,184.24/1,225,324.40
  6. Step 6: Final answer
    x = 1,440,447.67

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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.