Finding the Fourth Proportional to 3,342,984.01, 5,016,468.08 and 1,213,234.14
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Solution
The fourth proportional to 3,342,984.01, 5,016,468.08 and 1,213,234.14 is: 1,820,574.17
Step by Step Solution
- Step 1: Write the proportion equation
3,342,984.01 : 5,016,468.08 = 1,213,234.14 : x - Step 2: Convert to fraction form
3,342,984.01/5,016,468.08 = 1,213,234.14/x - Step 3: Cross multiply
3,342,984.01x = 5,016,468.08 × 1,213,234.14 - Step 4: Simplify right side
3,342,984.01x = 6,086,150,336,876.25 - Step 5: Solve for x
x = 6,086,150,336,876.25/3,342,984.01 - Step 6: Final answer
x = 1,820,574.17
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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.