Home / 1,100,957.23-1,651,039.64-381,103.35

Finding the Fourth Proportional to 1,100,957.23, 1,651,039.64 and 381,103.35

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Solution

The fourth proportional to 1,100,957.23, 1,651,039.64 and 381,103.35 is: 571,517.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,100,957.23 : 1,651,039.64 = 381,103.35 : x
  2. Step 2: Convert to fraction form
    1,100,957.23/1,651,039.64 = 381,103.35/x
  3. Step 3: Cross multiply
    1,100,957.23x = 1,651,039.64 × 381,103.35
  4. Step 4: Simplify right side
    1,100,957.23x = 629,216,731,119.02
  5. Step 5: Solve for x
    x = 629,216,731,119.02/1,100,957.23
  6. Step 6: Final answer
    x = 571,517.87

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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.