Finding the Fourth Proportional to 2,026,163.94, 2,792,862.09 and 1,372,591.14
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Solution
The fourth proportional to 2,026,163.94, 2,792,862.09 and 1,372,591.14 is: 1,891,978.08
Step by Step Solution
- Step 1: Write the proportion equation
2,026,163.94 : 2,792,862.09 = 1,372,591.14 : x - Step 2: Convert to fraction form
2,026,163.94/2,792,862.09 = 1,372,591.14/x - Step 3: Cross multiply
2,026,163.94x = 2,792,862.09 × 1,372,591.14 - Step 4: Simplify right side
2,026,163.94x = 3,833,457,759,975.88 - Step 5: Solve for x
x = 3,833,457,759,975.88/2,026,163.94 - Step 6: Final answer
x = 1,891,978.08
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1.5x scale
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.