Finding the Fourth Proportional to 3,969,832.10, 5,954,748.15 and 2,458,177.70
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Solution
The fourth proportional to 3,969,832.10, 5,954,748.15 and 2,458,177.70 is: 3,687,266.55
Step by Step Solution
- Step 1: Write the proportion equation
3,969,832.10 : 5,954,748.15 = 2,458,177.70 : x - Step 2: Convert to fraction form
3,969,832.10/5,954,748.15 = 2,458,177.70/x - Step 3: Cross multiply
3,969,832.10x = 5,954,748.15 × 2,458,177.70 - Step 4: Simplify right side
3,969,832.10x = 14,637,829,111,446.26 - Step 5: Solve for x
x = 14,637,829,111,446.26/3,969,832.10 - Step 6: Final answer
x = 3,687,266.55
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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.