Finding the Fourth Proportional to 3,687,166.90, 5,530,750.49 and 1,163,018.98
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Solution
The fourth proportional to 3,687,166.90, 5,530,750.49 and 1,163,018.98 is: 1,744,528.51
Step by Step Solution
- Step 1: Write the proportion equation
3,687,166.90 : 5,530,750.49 = 1,163,018.98 : x - Step 2: Convert to fraction form
3,687,166.90/5,530,750.49 = 1,163,018.98/x - Step 3: Cross multiply
3,687,166.90x = 5,530,750.49 × 1,163,018.98 - Step 4: Simplify right side
3,687,166.90x = 6,432,367,793,514.30 - Step 5: Solve for x
x = 6,432,367,793,514.30/3,687,166.90 - Step 6: Final answer
x = 1,744,528.51
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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.