Finding the Fourth Proportional to 4,028,056.97, 5,558,836.75 and 2,192,634.97
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Solution
The fourth proportional to 4,028,056.97, 5,558,836.75 and 2,192,634.97 is: 3,025,900.56
Step by Step Solution
- Step 1: Write the proportion equation
4,028,056.97 : 5,558,836.75 = 2,192,634.97 : x - Step 2: Convert to fraction form
4,028,056.97/5,558,836.75 = 2,192,634.97/x - Step 3: Cross multiply
4,028,056.97x = 5,558,836.75 × 2,192,634.97 - Step 4: Simplify right side
4,028,056.97x = 12,188,499,831,192.47 - Step 5: Solve for x
x = 12,188,499,831,192.47/4,028,056.97 - Step 6: Final answer
x = 3,025,900.56
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1.5x scale
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.