Finding the Fourth Proportional to 3,523,183.40, 4,861,696.14 and 1,953,357.12
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Solution
The fourth proportional to 3,523,183.40, 4,861,696.14 and 1,953,357.12 is: 2,695,468.19
Step by Step Solution
- Step 1: Write the proportion equation
3,523,183.40 : 4,861,696.14 = 1,953,357.12 : x - Step 2: Convert to fraction form
3,523,183.40/4,861,696.14 = 1,953,357.12/x - Step 3: Cross multiply
3,523,183.40x = 4,861,696.14 × 1,953,357.12 - Step 4: Simplify right side
3,523,183.40x = 9,496,628,770,345.52 - Step 5: Solve for x
x = 9,496,628,770,345.52/3,523,183.40 - Step 6: Final answer
x = 2,695,468.19
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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.