Finding the Fourth Proportional to 5,627,571.94, 7,766,056.14 and 3,049,250.68
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Solution
The fourth proportional to 5,627,571.94, 7,766,056.14 and 3,049,250.68 is: 4,207,969.66
Step by Step Solution
- Step 1: Write the proportion equation
5,627,571.94 : 7,766,056.14 = 3,049,250.68 : x - Step 2: Convert to fraction form
5,627,571.94/7,766,056.14 = 3,049,250.68/x - Step 3: Cross multiply
5,627,571.94x = 7,766,056.14 × 3,049,250.68 - Step 4: Simplify right side
5,627,571.94x = 23,680,651,965,813.18 - Step 5: Solve for x
x = 23,680,651,965,813.18/5,627,571.94 - Step 6: Final answer
x = 4,207,969.66
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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.