Finding the Fourth Proportional to 3,117,581.88, 4,676,554.26 and 873,894.84
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Solution
The fourth proportional to 3,117,581.88, 4,676,554.26 and 873,894.84 is: 1,310,893.12
Step by Step Solution
- Step 1: Write the proportion equation
3,117,581.88 : 4,676,554.26 = 873,894.84 : x - Step 2: Convert to fraction form
3,117,581.88/4,676,554.26 = 873,894.84/x - Step 3: Cross multiply
3,117,581.88x = 4,676,554.26 × 873,894.84 - Step 4: Simplify right side
3,117,581.88x = 4,086,816,636,794.02 - Step 5: Solve for x
x = 4,086,816,636,794.02/3,117,581.88 - Step 6: Final answer
x = 1,310,893.12
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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.