Finding the Fourth Proportional to 1,135,138.68, 1,702,658.81 and 282,192.48
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Solution
The fourth proportional to 1,135,138.68, 1,702,658.81 and 282,192.48 is: 423,276.49
Step by Step Solution
- Step 1: Write the proportion equation
1,135,138.68 : 1,702,658.81 = 282,192.48 : x - Step 2: Convert to fraction form
1,135,138.68/1,702,658.81 = 282,192.48/x - Step 3: Cross multiply
1,135,138.68x = 1,702,658.81 × 282,192.48 - Step 4: Simplify right side
1,135,138.68x = 480,477,512,893.23 - Step 5: Solve for x
x = 480,477,512,893.23/1,135,138.68 - Step 6: Final answer
x = 423,276.49
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.