Finding the Fourth Proportional to 1,527,169.39, 2,107,436.02 and 848,149.63
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Solution
The fourth proportional to 1,527,169.39, 2,107,436.02 and 848,149.63 is: 1,170,414.42
Step by Step Solution
- Step 1: Write the proportion equation
1,527,169.39 : 2,107,436.02 = 848,149.63 : x - Step 2: Convert to fraction form
1,527,169.39/2,107,436.02 = 848,149.63/x - Step 3: Cross multiply
1,527,169.39x = 2,107,436.02 × 848,149.63 - Step 4: Simplify right side
1,527,169.39x = 1,787,421,080,611.67 - Step 5: Solve for x
x = 1,787,421,080,611.67/1,527,169.39 - Step 6: Final answer
x = 1,170,414.42
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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.