Finding the Fourth Proportional to 994,536.09, 1,372,459.95 and 541,827.09
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Solution
The fourth proportional to 994,536.09, 1,372,459.95 and 541,827.09 is: 747,721.46
Step by Step Solution
- Step 1: Write the proportion equation
994,536.09 : 1,372,459.95 = 541,827.09 : x - Step 2: Convert to fraction form
994,536.09/1,372,459.95 = 541,827.09/x - Step 3: Cross multiply
994,536.09x = 1,372,459.95 × 541,827.09 - Step 4: Simplify right side
994,536.09x = 743,635,980,850.05 - Step 5: Solve for x
x = 743,635,980,850.05/994,536.09 - Step 6: Final answer
x = 747,721.46
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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.