Finding the Fourth Proportional to 2,192,177.51, 3,025,268.67 and 1,198,803.70
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Solution
The fourth proportional to 2,192,177.51, 3,025,268.67 and 1,198,803.70 is: 1,654,383.95
Step by Step Solution
- Step 1: Write the proportion equation
2,192,177.51 : 3,025,268.67 = 1,198,803.70 : x - Step 2: Convert to fraction form
2,192,177.51/3,025,268.67 = 1,198,803.70/x - Step 3: Cross multiply
2,192,177.51x = 3,025,268.67 × 1,198,803.70 - Step 4: Simplify right side
2,192,177.51x = 3,626,703,283,367.18 - Step 5: Solve for x
x = 3,626,703,283,367.18/2,192,177.51 - Step 6: Final answer
x = 1,654,383.95
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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.