Finding the Fourth Proportional to 1,096,486.11, 1,512,692.44 and 854,348.31
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Solution
The fourth proportional to 1,096,486.11, 1,512,692.44 and 854,348.31 is: 1,178,643.50
Step by Step Solution
- Step 1: Write the proportion equation
1,096,486.11 : 1,512,692.44 = 854,348.31 : x - Step 2: Convert to fraction form
1,096,486.11/1,512,692.44 = 854,348.31/x - Step 3: Cross multiply
1,096,486.11x = 1,512,692.44 × 854,348.31 - Step 4: Simplify right side
1,096,486.11x = 1,292,366,227,527.91 - Step 5: Solve for x
x = 1,292,366,227,527.91/1,096,486.11 - Step 6: Final answer
x = 1,178,643.50
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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.