Finding the Fourth Proportional to 2,786,334.43, 3,845,561.81 and 1,699,236.62
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Solution
The fourth proportional to 2,786,334.43, 3,845,561.81 and 1,699,236.62 is: 2,345,202.85
Step by Step Solution
- Step 1: Write the proportion equation
2,786,334.43 : 3,845,561.81 = 1,699,236.62 : x - Step 2: Convert to fraction form
2,786,334.43/3,845,561.81 = 1,699,236.62/x - Step 3: Cross multiply
2,786,334.43x = 3,845,561.81 × 1,699,236.62 - Step 4: Simplify right side
2,786,334.43x = 6,534,519,452,025.48 - Step 5: Solve for x
x = 6,534,519,452,025.48/2,786,334.43 - Step 6: Final answer
x = 2,345,202.85
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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.