Finding the Fourth Proportional to 3,612,960.06, 5,419,442.52 and 917,487.42
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Solution
The fourth proportional to 3,612,960.06, 5,419,442.52 and 917,487.42 is: 1,376,231.75
Step by Step Solution
- Step 1: Write the proportion equation
3,612,960.06 : 5,419,442.52 = 917,487.42 : x - Step 2: Convert to fraction form
3,612,960.06/5,419,442.52 = 917,487.42/x - Step 3: Cross multiply
3,612,960.06x = 5,419,442.52 × 917,487.42 - Step 4: Simplify right side
3,612,960.06x = 4,972,270,335,513.10 - Step 5: Solve for x
x = 4,972,270,335,513.10/3,612,960.06 - Step 6: Final answer
x = 1,376,231.75
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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.