Finding the Fourth Proportional to 5,158,520.03, 7,741,259.66 and 2,125,818.68
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Solution
The fourth proportional to 5,158,520.03, 7,741,259.66 and 2,125,818.68 is: 3,190,161.95
Step by Step Solution
- Step 1: Write the proportion equation
5,158,520.03 : 7,741,259.66 = 2,125,818.68 : x - Step 2: Convert to fraction form
5,158,520.03/7,741,259.66 = 2,125,818.68/x - Step 3: Cross multiply
5,158,520.03x = 7,741,259.66 × 2,125,818.68 - Step 4: Simplify right side
5,158,520.03x = 16,456,514,346,608.97 - Step 5: Solve for x
x = 16,456,514,346,608.97/5,158,520.03 - Step 6: Final answer
x = 3,190,161.95
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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.