Finding the Fourth Proportional to 1,511,714.92, 2,086,166.44 and 832,651.40
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Solution
The fourth proportional to 1,511,714.92, 2,086,166.44 and 832,651.40 is: 1,149,058.85
Step by Step Solution
- Step 1: Write the proportion equation
1,511,714.92 : 2,086,166.44 = 832,651.40 : x - Step 2: Convert to fraction form
1,511,714.92/2,086,166.44 = 832,651.40/x - Step 3: Cross multiply
1,511,714.92x = 2,086,166.44 × 832,651.40 - Step 4: Simplify right side
1,511,714.92x = 1,737,049,406,899.02 - Step 5: Solve for x
x = 1,737,049,406,899.02/1,511,714.92 - Step 6: Final answer
x = 1,149,058.85
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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.