Finding the Fourth Proportional to 4,382,703.76, 6,048,731.98 and 2,522,081.02
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Solution
The fourth proportional to 4,382,703.76, 6,048,731.98 and 2,522,081.02 is: 3,480,817.54
Step by Step Solution
- Step 1: Write the proportion equation
4,382,703.76 : 6,048,731.98 = 2,522,081.02 : x - Step 2: Convert to fraction form
4,382,703.76/6,048,731.98 = 2,522,081.02/x - Step 3: Cross multiply
4,382,703.76x = 6,048,731.98 × 2,522,081.02 - Step 4: Simplify right side
4,382,703.76x = 15,255,392,121,825.02 - Step 5: Solve for x
x = 15,255,392,121,825.02/4,382,703.76 - Step 6: Final answer
x = 3,480,817.54
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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.