Finding the Fourth Proportional to 1,522,135.60, 2,100,520.55 and 833,821.09
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Solution
The fourth proportional to 1,522,135.60, 2,100,520.55 and 833,821.09 is: 1,150,658.54
Step by Step Solution
- Step 1: Write the proportion equation
1,522,135.60 : 2,100,520.55 = 833,821.09 : x - Step 2: Convert to fraction form
1,522,135.60/2,100,520.55 = 833,821.09/x - Step 3: Cross multiply
1,522,135.60x = 2,100,520.55 × 833,821.09 - Step 4: Simplify right side
1,522,135.60x = 1,751,458,331,401.65 - Step 5: Solve for x
x = 1,751,458,331,401.65/1,522,135.60 - Step 6: Final answer
x = 1,150,658.54
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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.