Finding the Fourth Proportional to 5,804,891.20, 8,707,336.80 and 2,653,019.20
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Solution
The fourth proportional to 5,804,891.20, 8,707,336.80 and 2,653,019.20 is: 3,979,528.80
Step by Step Solution
- Step 1: Write the proportion equation
5,804,891.20 : 8,707,336.80 = 2,653,019.20 : x - Step 2: Convert to fraction form
5,804,891.20/8,707,336.80 = 2,653,019.20/x - Step 3: Cross multiply
5,804,891.20x = 8,707,336.80 × 2,653,019.20 - Step 4: Simplify right side
5,804,891.20x = 23,100,731,711,266.56 - Step 5: Solve for x
x = 23,100,731,711,266.56/5,804,891.20 - Step 6: Final answer
x = 3,979,528.80
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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.