Finding the Fourth Proportional to 1,027,579.05, 1,541,516.16 and 317,662.44
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Solution
The fourth proportional to 1,027,579.05, 1,541,516.16 and 317,662.44 is: 476,539.28
Step by Step Solution
- Step 1: Write the proportion equation
1,027,579.05 : 1,541,516.16 = 317,662.44 : x - Step 2: Convert to fraction form
1,027,579.05/1,541,516.16 = 317,662.44/x - Step 3: Cross multiply
1,027,579.05x = 1,541,516.16 × 317,662.44 - Step 4: Simplify right side
1,027,579.05x = 489,681,784,685.03 - Step 5: Solve for x
x = 489,681,784,685.03/1,027,579.05 - Step 6: Final answer
x = 476,539.28
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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.