Finding the Fourth Proportional to 1,259,850.52, 1,738,543.62 and 743,770.63
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Solution
The fourth proportional to 1,259,850.52, 1,738,543.62 and 743,770.63 is: 1,026,373.89
Step by Step Solution
- Step 1: Write the proportion equation
1,259,850.52 : 1,738,543.62 = 743,770.63 : x - Step 2: Convert to fraction form
1,259,850.52/1,738,543.62 = 743,770.63/x - Step 3: Cross multiply
1,259,850.52x = 1,738,543.62 × 743,770.63 - Step 4: Simplify right side
1,259,850.52x = 1,293,077,683,529.88 - Step 5: Solve for x
x = 1,293,077,683,529.88/1,259,850.52 - Step 6: Final answer
x = 1,026,373.89
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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.