Finding the Fourth Proportional to 1,626,942.44, 2,245,176.68 and 891,895.42
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Solution
The fourth proportional to 1,626,942.44, 2,245,176.68 and 891,895.42 is: 1,230,813.55
Step by Step Solution
- Step 1: Write the proportion equation
1,626,942.44 : 2,245,176.68 = 891,895.42 : x - Step 2: Convert to fraction form
1,626,942.44/2,245,176.68 = 891,895.42/x - Step 3: Cross multiply
1,626,942.44x = 2,245,176.68 × 891,895.42 - Step 4: Simplify right side
1,626,942.44x = 2,002,462,797,982.81 - Step 5: Solve for x
x = 2,002,462,797,982.81/1,626,942.44 - Step 6: Final answer
x = 1,230,813.55
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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.