Finding the Fourth Proportional to 1,093,433.22, 1,640,164.41 and 383,481.99
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Solution
The fourth proportional to 1,093,433.22, 1,640,164.41 and 383,481.99 is: 575,228.10
Step by Step Solution
- Step 1: Write the proportion equation
1,093,433.22 : 1,640,164.41 = 383,481.99 : x - Step 2: Convert to fraction form
1,093,433.22/1,640,164.41 = 383,481.99/x - Step 3: Cross multiply
1,093,433.22x = 1,640,164.41 × 383,481.99 - Step 4: Simplify right side
1,093,433.22x = 628,973,511,873.98 - Step 5: Solve for x
x = 628,973,511,873.98/1,093,433.22 - Step 6: Final answer
x = 575,228.10
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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.