Finding the Fourth Proportional to 5,705,440.35, 7,873,514.42 and 3,091,944.42
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Solution
The fourth proportional to 5,705,440.35, 7,873,514.42 and 3,091,944.42 is: 4,266,886.95
Step by Step Solution
- Step 1: Write the proportion equation
5,705,440.35 : 7,873,514.42 = 3,091,944.42 : x - Step 2: Convert to fraction form
5,705,440.35/7,873,514.42 = 3,091,944.42/x - Step 3: Cross multiply
5,705,440.35x = 7,873,514.42 × 3,091,944.42 - Step 4: Simplify right side
5,705,440.35x = 24,344,468,990,902.91 - Step 5: Solve for x
x = 24,344,468,990,902.91/5,705,440.35 - Step 6: Final answer
x = 4,266,886.95
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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.