Finding the Fourth Proportional to 4,932,571.28, 6,800,754.06 and 3,772,440.68
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Solution
The fourth proportional to 4,932,571.28, 6,800,754.06 and 3,772,440.68 is: 5,201,230.72
Step by Step Solution
- Step 1: Write the proportion equation
4,932,571.28 : 6,800,754.06 = 3,772,440.68 : x - Step 2: Convert to fraction form
4,932,571.28/6,800,754.06 = 3,772,440.68/x - Step 3: Cross multiply
4,932,571.28x = 6,800,754.06 × 3,772,440.68 - Step 4: Simplify right side
4,932,571.28x = 25,655,441,236,615.39 - Step 5: Solve for x
x = 25,655,441,236,615.39/4,932,571.28 - Step 6: Final answer
x = 5,201,230.72
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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.