Finding the Fourth Proportional to 4,485,093.68, 6,728,526.72 and 1,645,230.44
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Solution
The fourth proportional to 4,485,093.68, 6,728,526.72 and 1,645,230.44 is: 2,468,170.74
Step by Step Solution
- Step 1: Write the proportion equation
4,485,093.68 : 6,728,526.72 = 1,645,230.44 : x - Step 2: Convert to fraction form
4,485,093.68/6,728,526.72 = 1,645,230.44/x - Step 3: Cross multiply
4,485,093.68x = 6,728,526.72 × 1,645,230.44 - Step 4: Simplify right side
4,485,093.68x = 11,069,976,976,097.36 - Step 5: Solve for x
x = 11,069,976,976,097.36/4,485,093.68 - Step 6: Final answer
x = 2,468,170.74
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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.