Finding the Fourth Proportional to 5,649,338.40, 8,473,618.80 and 1,811,104.80
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Solution
The fourth proportional to 5,649,338.40, 8,473,618.80 and 1,811,104.80 is: 2,716,532.56
Step by Step Solution
- Step 1: Write the proportion equation
5,649,338.40 : 8,473,618.80 = 1,811,104.80 : x - Step 2: Convert to fraction form
5,649,338.40/8,473,618.80 = 1,811,104.80/x - Step 3: Cross multiply
5,649,338.40x = 8,473,618.80 × 1,811,104.80 - Step 4: Simplify right side
5,649,338.40x = 15,346,611,682,050.24 - Step 5: Solve for x
x = 15,346,611,682,050.24/5,649,338.40 - Step 6: Final answer
x = 2,716,532.56
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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.