Finding the Fourth Proportional to 1,272,754.96, 1,756,408.42 and 699,832.02
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Solution
The fourth proportional to 1,272,754.96, 1,756,408.42 and 699,832.02 is: 965,771.80
Step by Step Solution
- Step 1: Write the proportion equation
1,272,754.96 : 1,756,408.42 = 699,832.02 : x - Step 2: Convert to fraction form
1,272,754.96/1,756,408.42 = 699,832.02/x - Step 3: Cross multiply
1,272,754.96x = 1,756,408.42 × 699,832.02 - Step 4: Simplify right side
1,272,754.96x = 1,229,190,852,513.61 - Step 5: Solve for x
x = 1,229,190,852,513.61/1,272,754.96 - Step 6: Final answer
x = 965,771.80
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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.