Finding the Fourth Proportional to 1,096,486.49, 1,512,692.96 and 854,348.69
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Solution
The fourth proportional to 1,096,486.49, 1,512,692.96 and 854,348.69 is: 1,178,644.02
Step by Step Solution
- Step 1: Write the proportion equation
1,096,486.49 : 1,512,692.96 = 854,348.69 : x - Step 2: Convert to fraction form
1,096,486.49/1,512,692.96 = 854,348.69/x - Step 3: Cross multiply
1,096,486.49x = 1,512,692.96 × 854,348.69 - Step 4: Simplify right side
1,096,486.49x = 1,292,367,236,913.01 - Step 5: Solve for x
x = 1,292,367,236,913.01/1,096,486.49 - Step 6: Final answer
x = 1,178,644.02
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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.