Finding the Fourth Proportional to 4,049,538.82, 5,589,770.88 and 2,331,344.14
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Solution
The fourth proportional to 4,049,538.82, 5,589,770.88 and 2,331,344.14 is: 3,218,065.11
Step by Step Solution
- Step 1: Write the proportion equation
4,049,538.82 : 5,589,770.88 = 2,331,344.14 : x - Step 2: Convert to fraction form
4,049,538.82/5,589,770.88 = 2,331,344.14/x - Step 3: Cross multiply
4,049,538.82x = 5,589,770.88 × 2,331,344.14 - Step 4: Simplify right side
4,049,538.82x = 13,031,679,585,030.64 - Step 5: Solve for x
x = 13,031,679,585,030.64/4,049,538.82 - Step 6: Final answer
x = 3,218,065.11
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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.