Finding the Fourth Proportional to 3,274,236.09, 4,518,581.94 and 1,823,931.14
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Solution
The fourth proportional to 3,274,236.09, 4,518,581.94 and 1,823,931.14 is: 2,517,100.81
Step by Step Solution
- Step 1: Write the proportion equation
3,274,236.09 : 4,518,581.94 = 1,823,931.14 : x - Step 2: Convert to fraction form
3,274,236.09/4,518,581.94 = 1,823,931.14/x - Step 3: Cross multiply
3,274,236.09x = 4,518,581.94 × 1,823,931.14 - Step 4: Simplify right side
3,274,236.09x = 8,241,582,309,007.61 - Step 5: Solve for x
x = 8,241,582,309,007.61/3,274,236.09 - Step 6: Final answer
x = 2,517,100.81
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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.