Finding the Fourth Proportional to 1,512,230.45, 2,086,877.12 and 833,166.95
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Solution
The fourth proportional to 1,512,230.45, 2,086,877.12 and 833,166.95 is: 1,149,769.89
Step by Step Solution
- Step 1: Write the proportion equation
1,512,230.45 : 2,086,877.12 = 833,166.95 : x - Step 2: Convert to fraction form
1,512,230.45/2,086,877.12 = 833,166.95/x - Step 3: Cross multiply
1,512,230.45x = 2,086,877.12 × 833,166.95 - Step 4: Simplify right side
1,512,230.45x = 1,738,717,030,494.96 - Step 5: Solve for x
x = 1,738,717,030,494.96/1,512,230.45 - Step 6: Final answer
x = 1,149,769.89
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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.