Finding the Fourth Proportional to 748,397.04, 1,122,770.88 and 511,851.12
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Solution
The fourth proportional to 748,397.04, 1,122,770.88 and 511,851.12 is: 767,896.59
Step by Step Solution
- Step 1: Write the proportion equation
748,397.04 : 1,122,770.88 = 511,851.12 : x - Step 2: Convert to fraction form
748,397.04/1,122,770.88 = 511,851.12/x - Step 3: Cross multiply
748,397.04x = 1,122,770.88 × 511,851.12 - Step 4: Simplify right side
748,397.04x = 574,691,532,431.39 - Step 5: Solve for x
x = 574,691,532,431.39/748,397.04 - Step 6: Final answer
x = 767,896.59
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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.