Finding the Fourth Proportional to 5,267,710.96, 7,901,569.20 and 1,481,193.84
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Solution
The fourth proportional to 5,267,710.96, 7,901,569.20 and 1,481,193.84 is: 2,221,791.54
Step by Step Solution
- Step 1: Write the proportion equation
5,267,710.96 : 7,901,569.20 = 1,481,193.84 : x - Step 2: Convert to fraction form
5,267,710.96/7,901,569.20 = 1,481,193.84/x - Step 3: Cross multiply
5,267,710.96x = 7,901,569.20 × 1,481,193.84 - Step 4: Simplify right side
5,267,710.96x = 11,703,755,625,373.73 - Step 5: Solve for x
x = 11,703,755,625,373.73/5,267,710.96 - Step 6: Final answer
x = 2,221,791.54
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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.