Finding the Fourth Proportional to 1,474,301.26, 2,035,163.49 and 991,146.63
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Solution
The fourth proportional to 1,474,301.26, 2,035,163.49 and 991,146.63 is: 1,368,204.38
Step by Step Solution
- Step 1: Write the proportion equation
1,474,301.26 : 2,035,163.49 = 991,146.63 : x - Step 2: Convert to fraction form
1,474,301.26/2,035,163.49 = 991,146.63/x - Step 3: Cross multiply
1,474,301.26x = 2,035,163.49 × 991,146.63 - Step 4: Simplify right side
1,474,301.26x = 2,017,145,434,612.54 - Step 5: Solve for x
x = 2,017,145,434,612.54/1,474,301.26 - Step 6: Final answer
x = 1,368,204.38
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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.