Finding the Fourth Proportional to 3,366,479.18, 4,645,770.97 and 1,916,268
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Solution
The fourth proportional to 3,366,479.18, 4,645,770.97 and 1,916,268 is: 2,644,466.75
Step by Step Solution
- Step 1: Write the proportion equation
3,366,479.18 : 4,645,770.97 = 1,916,268 : x - Step 2: Convert to fraction form
3,366,479.18/4,645,770.97 = 1,916,268/x - Step 3: Cross multiply
3,366,479.18x = 4,645,770.97 × 1,916,268 - Step 4: Simplify right side
3,366,479.18x = 8,902,542,245,139.96 - Step 5: Solve for x
x = 8,902,542,245,139.96/3,366,479.18 - Step 6: Final answer
x = 2,644,466.75
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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.