Finding the Fourth Proportional to 1,135,588.88, 1,703,738.55 and 336,874.62
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Solution
The fourth proportional to 1,135,588.88, 1,703,738.55 and 336,874.62 is: 505,417.31
Step by Step Solution
- Step 1: Write the proportion equation
1,135,588.88 : 1,703,738.55 = 336,874.62 : x - Step 2: Convert to fraction form
1,135,588.88/1,703,738.55 = 336,874.62/x - Step 3: Cross multiply
1,135,588.88x = 1,703,738.55 × 336,874.62 - Step 4: Simplify right side
1,135,588.88x = 573,946,276,610.60 - Step 5: Solve for x
x = 573,946,276,610.60/1,135,588.88 - Step 6: Final answer
x = 505,417.31
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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.