Finding the Fourth Proportional to 3,468,528.84, 5,203,289.44 and 1,072,558.26
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Solution
The fourth proportional to 3,468,528.84, 5,203,289.44 and 1,072,558.26 is: 1,608,990.82
Step by Step Solution
- Step 1: Write the proportion equation
3,468,528.84 : 5,203,289.44 = 1,072,558.26 : x - Step 2: Convert to fraction form
3,468,528.84/5,203,289.44 = 1,072,558.26/x - Step 3: Cross multiply
3,468,528.84x = 5,203,289.44 × 1,072,558.26 - Step 4: Simplify right side
3,468,528.84x = 5,580,831,069,383.47 - Step 5: Solve for x
x = 5,580,831,069,383.47/3,468,528.84 - Step 6: Final answer
x = 1,608,990.82
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.