Finding the Fourth Proportional to 1,522,138.11, 2,100,523.99 and 833,823.60
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Solution
The fourth proportional to 1,522,138.11, 2,100,523.99 and 833,823.60 is: 1,150,662.00
Step by Step Solution
- Step 1: Write the proportion equation
1,522,138.11 : 2,100,523.99 = 833,823.60 : x - Step 2: Convert to fraction form
1,522,138.11/2,100,523.99 = 833,823.60/x - Step 3: Cross multiply
1,522,138.11x = 2,100,523.99 × 833,823.60 - Step 4: Simplify right side
1,522,138.11x = 1,751,466,475,228.16 - Step 5: Solve for x
x = 1,751,466,475,228.16/1,522,138.11 - Step 6: Final answer
x = 1,150,662.00
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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.