Finding the Fourth Proportional to 4,891,052.93, 6,749,863.85 and 2,715,596.19
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Solution
The fourth proportional to 4,891,052.93, 6,749,863.85 and 2,715,596.19 is: 3,747,639.79
Step by Step Solution
- Step 1: Write the proportion equation
4,891,052.93 : 6,749,863.85 = 2,715,596.19 : x - Step 2: Convert to fraction form
4,891,052.93/6,749,863.85 = 2,715,596.19/x - Step 3: Cross multiply
4,891,052.93x = 6,749,863.85 × 2,715,596.19 - Step 4: Simplify right side
4,891,052.93x = 18,329,904,570,359.38 - Step 5: Solve for x
x = 18,329,904,570,359.38/4,891,052.93 - Step 6: Final answer
x = 3,747,639.79
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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.