Finding the Fourth Proportional to 3,902,665.32, 5,853,965.11 and 3,050,453.79
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Solution
The fourth proportional to 3,902,665.32, 5,853,965.11 and 3,050,453.79 is: 4,575,654.99
Step by Step Solution
- Step 1: Write the proportion equation
3,902,665.32 : 5,853,965.11 = 3,050,453.79 : x - Step 2: Convert to fraction form
3,902,665.32/5,853,965.11 = 3,050,453.79/x - Step 3: Cross multiply
3,902,665.32x = 5,853,965.11 × 3,050,453.79 - Step 4: Simplify right side
3,902,665.32x = 17,857,250,048,701.13 - Step 5: Solve for x
x = 17,857,250,048,701.13/3,902,665.32 - Step 6: Final answer
x = 4,575,654.99
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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.