Finding the Fourth Proportional to 3,802,534.62, 5,247,497.78 and 2,192,902.62
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Solution
The fourth proportional to 3,802,534.62, 5,247,497.78 and 2,192,902.62 is: 3,026,205.62
Step by Step Solution
- Step 1: Write the proportion equation
3,802,534.62 : 5,247,497.78 = 2,192,902.62 : x - Step 2: Convert to fraction form
3,802,534.62/5,247,497.78 = 2,192,902.62/x - Step 3: Cross multiply
3,802,534.62x = 5,247,497.78 × 2,192,902.62 - Step 4: Simplify right side
3,802,534.62x = 11,507,251,630,206.19 - Step 5: Solve for x
x = 11,507,251,630,206.19/3,802,534.62 - Step 6: Final answer
x = 3,026,205.62
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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.