Finding the Fourth Proportional to 2,204,378.68, 3,300,144.62 and 1,638,266.44
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Solution
The fourth proportional to 2,204,378.68, 3,300,144.62 and 1,638,266.44 is: 2,452,625.87
Step by Step Solution
- Step 1: Write the proportion equation
2,204,378.68 : 3,300,144.62 = 1,638,266.44 : x - Step 2: Convert to fraction form
2,204,378.68/3,300,144.62 = 1,638,266.44/x - Step 3: Cross multiply
2,204,378.68x = 3,300,144.62 × 1,638,266.44 - Step 4: Simplify right side
2,204,378.68x = 5,406,516,178,092.55 - Step 5: Solve for x
x = 5,406,516,178,092.55/2,204,378.68 - Step 6: Final answer
x = 2,452,625.87
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.