Finding the Fourth Proportional to 4,794,703.16, 6,616,891.74 and 2,757,514.52
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Solution
The fourth proportional to 4,794,703.16, 6,616,891.74 and 2,757,514.52 is: 3,805,485.85
Step by Step Solution
- Step 1: Write the proportion equation
4,794,703.16 : 6,616,891.74 = 2,757,514.52 : x - Step 2: Convert to fraction form
4,794,703.16/6,616,891.74 = 2,757,514.52/x - Step 3: Cross multiply
4,794,703.16x = 6,616,891.74 × 2,757,514.52 - Step 4: Simplify right side
4,794,703.16x = 18,246,175,050,318.07 - Step 5: Solve for x
x = 18,246,175,050,318.07/4,794,703.16 - Step 6: Final answer
x = 3,805,485.85
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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.