Finding the Fourth Proportional to 1,202,993.16, 1,793,874.09 and 1,192,194.24
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Solution
The fourth proportional to 1,202,993.16, 1,793,874.09 and 1,192,194.24 is: 1,777,771.00
Step by Step Solution
- Step 1: Write the proportion equation
1,202,993.16 : 1,793,874.09 = 1,192,194.24 : x - Step 2: Convert to fraction form
1,202,993.16/1,793,874.09 = 1,192,194.24/x - Step 3: Cross multiply
1,202,993.16x = 1,793,874.09 × 1,192,194.24 - Step 4: Simplify right side
1,202,993.16x = 2,138,646,357,383.24 - Step 5: Solve for x
x = 2,138,646,357,383.24/1,202,993.16 - Step 6: Final answer
x = 1,777,771.00
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Why These Related Problems?
These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.