Finding the Fourth Proportional to 2,989,204.44, 4,125,201.66 and 1,631,151.96
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Solution
The fourth proportional to 2,989,204.44, 4,125,201.66 and 1,631,151.96 is: 2,251,044.02
Step by Step Solution
- Step 1: Write the proportion equation
2,989,204.44 : 4,125,201.66 = 1,631,151.96 : x - Step 2: Convert to fraction form
2,989,204.44/4,125,201.66 = 1,631,151.96/x - Step 3: Cross multiply
2,989,204.44x = 4,125,201.66 × 1,631,151.96 - Step 4: Simplify right side
2,989,204.44x = 6,728,830,773,104.25 - Step 5: Solve for x
x = 6,728,830,773,104.25/2,989,204.44 - Step 6: Final answer
x = 2,251,044.02
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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.