Finding the Fourth Proportional to 1,811,353.70, 2,499,673.35 and 995,640.97
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Solution
The fourth proportional to 1,811,353.70, 2,499,673.35 and 995,640.97 is: 1,373,987.42
Step by Step Solution
- Step 1: Write the proportion equation
1,811,353.70 : 2,499,673.35 = 995,640.97 : x - Step 2: Convert to fraction form
1,811,353.70/2,499,673.35 = 995,640.97/x - Step 3: Cross multiply
1,811,353.70x = 2,499,673.35 × 995,640.97 - Step 4: Simplify right side
1,811,353.70x = 2,488,777,198,877.15 - Step 5: Solve for x
x = 2,488,777,198,877.15/1,811,353.70 - Step 6: Final answer
x = 1,373,987.42
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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.