Finding the Fourth Proportional to 3,122,799.93, 4,311,906.35 and 2,396,497.23
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Solution
The fourth proportional to 3,122,799.93, 4,311,906.35 and 2,396,497.23 is: 3,309,040.55
Step by Step Solution
- Step 1: Write the proportion equation
3,122,799.93 : 4,311,906.35 = 2,396,497.23 : x - Step 2: Convert to fraction form
3,122,799.93/4,311,906.35 = 2,396,497.23/x - Step 3: Cross multiply
3,122,799.93x = 4,311,906.35 × 2,396,497.23 - Step 4: Simplify right side
3,122,799.93x = 10,333,471,611,811.92 - Step 5: Solve for x
x = 10,333,471,611,811.92/3,122,799.93 - Step 6: Final answer
x = 3,309,040.55
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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.