Finding the Fourth Proportional to 5,995,824.40, 8,990,626.20 and 2,207,357.20
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Solution
The fourth proportional to 5,995,824.40, 8,990,626.20 and 2,207,357.20 is: 3,309,890.71
Step by Step Solution
- Step 1: Write the proportion equation
5,995,824.40 : 8,990,626.20 = 2,207,357.20 : x - Step 2: Convert to fraction form
5,995,824.40/8,990,626.20 = 2,207,357.20/x - Step 3: Cross multiply
5,995,824.40x = 8,990,626.20 × 2,207,357.20 - Step 4: Simplify right side
5,995,824.40x = 19,845,523,475,078.64 - Step 5: Solve for x
x = 19,845,523,475,078.64/5,995,824.40 - Step 6: Final answer
x = 3,309,890.71
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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.