Finding the Fourth Proportional to 3,809,229.99, 5,256,888.96 and 2,090,412.02
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Solution
The fourth proportional to 3,809,229.99, 5,256,888.96 and 2,090,412.02 is: 2,884,851.77
Step by Step Solution
- Step 1: Write the proportion equation
3,809,229.99 : 5,256,888.96 = 2,090,412.02 : x - Step 2: Convert to fraction form
3,809,229.99/5,256,888.96 = 2,090,412.02/x - Step 3: Cross multiply
3,809,229.99x = 5,256,888.96 × 2,090,412.02 - Step 4: Simplify right side
3,809,229.99x = 10,989,063,869,789.30 - Step 5: Solve for x
x = 10,989,063,869,789.30/3,809,229.99 - Step 6: Final answer
x = 2,884,851.77
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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.