Finding the Fourth Proportional to 2,194,471.93, 3,028,249.46 and 1,227,415.41
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Solution
The fourth proportional to 2,194,471.93, 3,028,249.46 and 1,227,415.41 is: 1,693,765.14
Step by Step Solution
- Step 1: Write the proportion equation
2,194,471.93 : 3,028,249.46 = 1,227,415.41 : x - Step 2: Convert to fraction form
2,194,471.93/3,028,249.46 = 1,227,415.41/x - Step 3: Cross multiply
2,194,471.93x = 3,028,249.46 × 1,227,415.41 - Step 4: Simplify right side
2,194,471.93x = 3,716,920,052,528.18 - Step 5: Solve for x
x = 3,716,920,052,528.18/2,194,471.93 - Step 6: Final answer
x = 1,693,765.14
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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.