Finding the Fourth Proportional to 2,537,221.98, 3,809,080.74 and 2,179,680.29
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Solution
The fourth proportional to 2,537,221.98, 3,809,080.74 and 2,179,680.29 is: 3,272,310.53
Step by Step Solution
- Step 1: Write the proportion equation
2,537,221.98 : 3,809,080.74 = 2,179,680.29 : x - Step 2: Convert to fraction form
2,537,221.98/3,809,080.74 = 2,179,680.29/x - Step 3: Cross multiply
2,537,221.98x = 3,809,080.74 × 2,179,680.29 - Step 4: Simplify right side
2,537,221.98x = 8,302,578,192,951.21 - Step 5: Solve for x
x = 8,302,578,192,951.21/2,537,221.98 - Step 6: Final answer
x = 3,272,310.53
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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.