Finding the Fourth Proportional to 2,809,170.74, 3,876,627.66 and 1,519,982.84
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Solution
The fourth proportional to 2,809,170.74, 3,876,627.66 and 1,519,982.84 is: 2,097,561.19
Step by Step Solution
- Step 1: Write the proportion equation
2,809,170.74 : 3,876,627.66 = 1,519,982.84 : x - Step 2: Convert to fraction form
2,809,170.74/3,876,627.66 = 1,519,982.84/x - Step 3: Cross multiply
2,809,170.74x = 3,876,627.66 × 1,519,982.84 - Step 4: Simplify right side
2,809,170.74x = 5,892,407,520,269.36 - Step 5: Solve for x
x = 5,892,407,520,269.36/2,809,170.74 - Step 6: Final answer
x = 2,097,561.19
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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.