Finding the Fourth Proportional to 5,626,669.66, 7,764,841.41 and 3,048,350.43
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Solution
The fourth proportional to 5,626,669.66, 7,764,841.41 and 3,048,350.43 is: 4,206,743.79
Step by Step Solution
- Step 1: Write the proportion equation
5,626,669.66 : 7,764,841.41 = 3,048,350.43 : x - Step 2: Convert to fraction form
5,626,669.66/7,764,841.41 = 3,048,350.43/x - Step 3: Cross multiply
5,626,669.66x = 7,764,841.41 × 3,048,350.43 - Step 4: Simplify right side
5,626,669.66x = 23,669,957,646,903.53 - Step 5: Solve for x
x = 23,669,957,646,903.53/5,626,669.66 - Step 6: Final answer
x = 4,206,743.79
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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.