Finding the Fourth Proportional to 1,274,107.76, 1,758,268.98 and 701,147.92
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Solution
The fourth proportional to 1,274,107.76, 1,758,268.98 and 701,147.92 is: 967,584.28
Step by Step Solution
- Step 1: Write the proportion equation
1,274,107.76 : 1,758,268.98 = 701,147.92 : x - Step 2: Convert to fraction form
1,274,107.76/1,758,268.98 = 701,147.92/x - Step 3: Cross multiply
1,274,107.76x = 1,758,268.98 × 701,147.92 - Step 4: Simplify right side
1,274,107.76x = 1,232,806,638,127.52 - Step 5: Solve for x
x = 1,232,806,638,127.52/1,274,107.76 - Step 6: Final answer
x = 967,584.28
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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.