Finding the Fourth Proportional to 3,413,414.22, 5,120,119.71 and 1,017,197.70
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Solution
The fourth proportional to 3,413,414.22, 5,120,119.71 and 1,017,197.70 is: 1,525,796.07
Step by Step Solution
- Step 1: Write the proportion equation
3,413,414.22 : 5,120,119.71 = 1,017,197.70 : x - Step 2: Convert to fraction form
3,413,414.22/5,120,119.71 = 1,017,197.70/x - Step 3: Cross multiply
3,413,414.22x = 5,120,119.71 × 1,017,197.70 - Step 4: Simplify right side
3,413,414.22x = 5,208,173,992,736.67 - Step 5: Solve for x
x = 5,208,173,992,736.67/3,413,414.22 - Step 6: Final answer
x = 1,525,796.07
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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.