Finding the Fourth Proportional to 2,961,193.68, 4,086,456.48 and 1,603,063.44
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Solution
The fourth proportional to 2,961,193.68, 4,086,456.48 and 1,603,063.44 is: 2,212,232.53
Step by Step Solution
- Step 1: Write the proportion equation
2,961,193.68 : 4,086,456.48 = 1,603,063.44 : x - Step 2: Convert to fraction form
2,961,193.68/4,086,456.48 = 1,603,063.44/x - Step 3: Cross multiply
2,961,193.68x = 4,086,456.48 × 1,603,063.44 - Step 4: Simplify right side
2,961,193.68x = 6,550,848,982,239.09 - Step 5: Solve for x
x = 6,550,848,982,239.09/2,961,193.68 - Step 6: Final answer
x = 2,212,232.53
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.