Home / 1,260,290.26-1,890,716.46-361,661.97

Finding the Fourth Proportional to 1,260,290.26, 1,890,716.46 and 361,661.97

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Solution

The fourth proportional to 1,260,290.26, 1,890,716.46 and 361,661.97 is: 542,573.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,260,290.26 : 1,890,716.46 = 361,661.97 : x
  2. Step 2: Convert to fraction form
    1,260,290.26/1,890,716.46 = 361,661.97/x
  3. Step 3: Cross multiply
    1,260,290.26x = 1,890,716.46 × 361,661.97
  4. Step 4: Simplify right side
    1,260,290.26x = 683,800,237,334.60
  5. Step 5: Solve for x
    x = 683,800,237,334.60/1,260,290.26
  6. Step 6: Final answer
    x = 542,573.61

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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.