Finding the Fourth Proportional to 3,901,852.45, 5,853,339.47 and 1,206,387.82
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Solution
The fourth proportional to 3,901,852.45, 5,853,339.47 and 1,206,387.82 is: 1,809,755.12
Step by Step Solution
- Step 1: Write the proportion equation
3,901,852.45 : 5,853,339.47 = 1,206,387.82 : x - Step 2: Convert to fraction form
3,901,852.45/5,853,339.47 = 1,206,387.82/x - Step 3: Cross multiply
3,901,852.45x = 5,853,339.47 × 1,206,387.82 - Step 4: Simplify right side
3,901,852.45x = 7,061,397,442,933.26 - Step 5: Solve for x
x = 7,061,397,442,933.26/3,901,852.45 - Step 6: Final answer
x = 1,809,755.12
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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.