Finding the Fourth Proportional to 2,579,971.05, 3,869,957.42 and 758,336.37
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Solution
The fourth proportional to 2,579,971.05, 3,869,957.42 and 758,336.37 is: 1,137,504.80
Step by Step Solution
- Step 1: Write the proportion equation
2,579,971.05 : 3,869,957.42 = 758,336.37 : x - Step 2: Convert to fraction form
2,579,971.05/3,869,957.42 = 758,336.37/x - Step 3: Cross multiply
2,579,971.05x = 3,869,957.42 × 758,336.37 - Step 4: Simplify right side
2,579,971.05x = 2,934,729,458,145.68 - Step 5: Solve for x
x = 2,934,729,458,145.68/2,579,971.05 - Step 6: Final answer
x = 1,137,504.80
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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.