Finding the Fourth Proportional to 1,811,163.24, 2,499,465.20 and 995,395.84
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Solution
The fourth proportional to 1,811,163.24, 2,499,465.20 and 995,395.84 is: 1,373,679.19
Step by Step Solution
- Step 1: Write the proportion equation
1,811,163.24 : 2,499,465.20 = 995,395.84 : x - Step 2: Convert to fraction form
1,811,163.24/2,499,465.20 = 995,395.84/x - Step 3: Cross multiply
1,811,163.24x = 2,499,465.20 × 995,395.84 - Step 4: Simplify right side
1,811,163.24x = 2,487,957,251,079.13 - Step 5: Solve for x
x = 2,487,957,251,079.13/1,811,163.24 - Step 6: Final answer
x = 1,373,679.19
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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.