Finding the Fourth Proportional to 4,236,798.56, 5,845,438.32 and 2,628,099.68
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Solution
The fourth proportional to 4,236,798.56, 5,845,438.32 and 2,628,099.68 is: 3,625,944.06
Step by Step Solution
- Step 1: Write the proportion equation
4,236,798.56 : 5,845,438.32 = 2,628,099.68 : x - Step 2: Convert to fraction form
4,236,798.56/5,845,438.32 = 2,628,099.68/x - Step 3: Cross multiply
4,236,798.56x = 5,845,438.32 × 2,628,099.68 - Step 4: Simplify right side
4,236,798.56x = 15,362,394,578,251.74 - Step 5: Solve for x
x = 15,362,394,578,251.74/4,236,798.56 - Step 6: Final answer
x = 3,625,944.06
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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.