Finding the Fourth Proportional to 1,274,162.85, 1,758,144.02 and 730,193.99
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Solution
The fourth proportional to 1,274,162.85, 1,758,144.02 and 730,193.99 is: 1,007,552.67
Step by Step Solution
- Step 1: Write the proportion equation
1,274,162.85 : 1,758,144.02 = 730,193.99 : x - Step 2: Convert to fraction form
1,274,162.85/1,758,144.02 = 730,193.99/x - Step 3: Cross multiply
1,274,162.85x = 1,758,144.02 × 730,193.99 - Step 4: Simplify right side
1,274,162.85x = 1,283,786,184,516.75 - Step 5: Solve for x
x = 1,283,786,184,516.75/1,274,162.85 - Step 6: Final answer
x = 1,007,552.67
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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.