Finding the Fourth Proportional to 1,274,107.11, 1,758,268.14 and 701,147.28
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Solution
The fourth proportional to 1,274,107.11, 1,758,268.14 and 701,147.28 is: 967,583.43
Step by Step Solution
- Step 1: Write the proportion equation
1,274,107.11 : 1,758,268.14 = 701,147.28 : x - Step 2: Convert to fraction form
1,274,107.11/1,758,268.14 = 701,147.28/x - Step 3: Cross multiply
1,274,107.11x = 1,758,268.14 × 701,147.28 - Step 4: Simplify right side
1,274,107.11x = 1,232,804,923,871.66 - Step 5: Solve for x
x = 1,232,804,923,871.66/1,274,107.11 - Step 6: Final answer
x = 967,583.43
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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.