Finding the Fourth Proportional to 3,821,312.14, 5,729,770.27 and 2,285,841.31
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Solution
The fourth proportional to 3,821,312.14, 5,729,770.27 and 2,285,841.31 is: 3,427,447.20
Step by Step Solution
- Step 1: Write the proportion equation
3,821,312.14 : 5,729,770.27 = 2,285,841.31 : x - Step 2: Convert to fraction form
3,821,312.14/5,729,770.27 = 2,285,841.31/x - Step 3: Cross multiply
3,821,312.14x = 5,729,770.27 × 2,285,841.31 - Step 4: Simplify right side
3,821,312.14x = 13,097,345,579,975.85 - Step 5: Solve for x
x = 13,097,345,579,975.85/3,821,312.14 - Step 6: Final answer
x = 3,427,447.20
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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.