Finding the Fourth Proportional to 1,848,889.62, 2,551,322.39 and 1,021,928.42
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Solution
The fourth proportional to 1,848,889.62, 2,551,322.39 and 1,021,928.42 is: 1,410,180.92
Step by Step Solution
- Step 1: Write the proportion equation
1,848,889.62 : 2,551,322.39 = 1,021,928.42 : x - Step 2: Convert to fraction form
1,848,889.62/2,551,322.39 = 1,021,928.42/x - Step 3: Cross multiply
1,848,889.62x = 2,551,322.39 × 1,021,928.42 - Step 4: Simplify right side
1,848,889.62x = 2,607,268,860,191.99 - Step 5: Solve for x
x = 2,607,268,860,191.99/1,848,889.62 - Step 6: Final answer
x = 1,410,180.92
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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.