Finding the Fourth Proportional to 1,072,400.60, 1,608,599.99 and 273,682.08
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Solution
The fourth proportional to 1,072,400.60, 1,608,599.99 and 273,682.08 is: 410,522.89
Step by Step Solution
- Step 1: Write the proportion equation
1,072,400.60 : 1,608,599.99 = 273,682.08 : x - Step 2: Convert to fraction form
1,072,400.60/1,608,599.99 = 273,682.08/x - Step 3: Cross multiply
1,072,400.60x = 1,608,599.99 × 273,682.08 - Step 4: Simplify right side
1,072,400.60x = 440,244,989,782.77 - Step 5: Solve for x
x = 440,244,989,782.77/1,072,400.60 - Step 6: Final answer
x = 410,522.89
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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.