Finding the Fourth Proportional to 2,743,197.35, 4,113,295.99 and 2,178,207.77
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Solution
The fourth proportional to 2,743,197.35, 4,113,295.99 and 2,178,207.77 is: 3,266,120.56
Step by Step Solution
- Step 1: Write the proportion equation
2,743,197.35 : 4,113,295.99 = 2,178,207.77 : x - Step 2: Convert to fraction form
2,743,197.35/4,113,295.99 = 2,178,207.77/x - Step 3: Cross multiply
2,743,197.35x = 4,113,295.99 × 2,178,207.77 - Step 4: Simplify right side
2,743,197.35x = 8,959,613,259,715.84 - Step 5: Solve for x
x = 8,959,613,259,715.84/2,743,197.35 - Step 6: Final answer
x = 3,266,120.56
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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.