Finding the Fourth Proportional to 4,856,021.84, 6,701,311.56 and 2,680,566.80
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Solution
The fourth proportional to 4,856,021.84, 6,701,311.56 and 2,680,566.80 is: 3,699,182.97
Step by Step Solution
- Step 1: Write the proportion equation
4,856,021.84 : 6,701,311.56 = 2,680,566.80 : x - Step 2: Convert to fraction form
4,856,021.84/6,701,311.56 = 2,680,566.80/x - Step 3: Cross multiply
4,856,021.84x = 6,701,311.56 × 2,680,566.80 - Step 4: Simplify right side
4,856,021.84x = 17,963,313,284,192.21 - Step 5: Solve for x
x = 17,963,313,284,192.21/4,856,021.84 - Step 6: Final answer
x = 3,699,182.97
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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.