Finding the Fourth Proportional to 4,783,702.36, 6,601,561.14 and 2,608,228.12
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Solution
The fourth proportional to 4,783,702.36, 6,601,561.14 and 2,608,228.12 is: 3,599,383.09
Step by Step Solution
- Step 1: Write the proportion equation
4,783,702.36 : 6,601,561.14 = 2,608,228.12 : x - Step 2: Convert to fraction form
4,783,702.36/6,601,561.14 = 2,608,228.12/x - Step 3: Cross multiply
4,783,702.36x = 6,601,561.14 × 2,608,228.12 - Step 4: Simplify right side
4,783,702.36x = 17,218,377,401,247.26 - Step 5: Solve for x
x = 17,218,377,401,247.26/4,783,702.36 - Step 6: Final answer
x = 3,599,383.09
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1.5x scale
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.