Finding the Fourth Proportional to 1,274,514.34, 1,758,623.97 and 730,550.05
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Solution
The fourth proportional to 1,274,514.34, 1,758,623.97 and 730,550.05 is: 1,008,041.09
Step by Step Solution
- Step 1: Write the proportion equation
1,274,514.34 : 1,758,623.97 = 730,550.05 : x - Step 2: Convert to fraction form
1,274,514.34/1,758,623.97 = 730,550.05/x - Step 3: Cross multiply
1,274,514.34x = 1,758,623.97 × 730,550.05 - Step 4: Simplify right side
1,274,514.34x = 1,284,762,829,214.70 - Step 5: Solve for x
x = 1,284,762,829,214.70/1,274,514.34 - Step 6: Final answer
x = 1,008,041.09
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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.