Finding the Fourth Proportional to 3,232,474.88, 4,848,736.62 and 1,434,875.09
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Solution
The fourth proportional to 3,232,474.88, 4,848,736.62 and 1,434,875.09 is: 2,152,323.42
Step by Step Solution
- Step 1: Write the proportion equation
3,232,474.88 : 4,848,736.62 = 1,434,875.09 : x - Step 2: Convert to fraction form
3,232,474.88/4,848,736.62 = 1,434,875.09/x - Step 3: Cross multiply
3,232,474.88x = 4,848,736.62 × 1,434,875.09 - Step 4: Simplify right side
3,232,474.88x = 6,957,331,367,074.72 - Step 5: Solve for x
x = 6,957,331,367,074.72/3,232,474.88 - Step 6: Final answer
x = 2,152,323.42
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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.