Finding the Fourth Proportional to 4,158,087.75, 6,239,619.95 and 1,794,183.75
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Solution
The fourth proportional to 4,158,087.75, 6,239,619.95 and 1,794,183.75 is: 2,692,349.32
Step by Step Solution
- Step 1: Write the proportion equation
4,158,087.75 : 6,239,619.95 = 1,794,183.75 : x - Step 2: Convert to fraction form
4,158,087.75/6,239,619.95 = 1,794,183.75/x - Step 3: Cross multiply
4,158,087.75x = 6,239,619.95 × 1,794,183.75 - Step 4: Simplify right side
4,158,087.75x = 11,195,024,720,465.81 - Step 5: Solve for x
x = 11,195,024,720,465.81/4,158,087.75 - Step 6: Final answer
x = 2,692,349.32
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1.5x scale
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.