Finding the Fourth Proportional to 4,728,659.63, 6,525,557.57 and 2,691,469.13
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Solution
The fourth proportional to 4,728,659.63, 6,525,557.57 and 2,691,469.13 is: 3,714,231.54
Step by Step Solution
- Step 1: Write the proportion equation
4,728,659.63 : 6,525,557.57 = 2,691,469.13 : x - Step 2: Convert to fraction form
4,728,659.63/6,525,557.57 = 2,691,469.13/x - Step 3: Cross multiply
4,728,659.63x = 6,525,557.57 × 2,691,469.13 - Step 4: Simplify right side
4,728,659.63x = 17,563,336,729,793.70 - Step 5: Solve for x
x = 17,563,336,729,793.70/4,728,659.63 - Step 6: Final answer
x = 3,714,231.54
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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.