Finding the Fourth Proportional to 2,730,845.80, 4,096,268.70 and 1,891,037.80
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Solution
The fourth proportional to 2,730,845.80, 4,096,268.70 and 1,891,037.80 is: 2,836,556.70
Step by Step Solution
- Step 1: Write the proportion equation
2,730,845.80 : 4,096,268.70 = 1,891,037.80 : x - Step 2: Convert to fraction form
2,730,845.80/4,096,268.70 = 1,891,037.80/x - Step 3: Cross multiply
2,730,845.80x = 4,096,268.70 × 1,891,037.80 - Step 4: Simplify right side
2,730,845.80x = 7,746,198,950,656.86 - Step 5: Solve for x
x = 7,746,198,950,656.86/2,730,845.80 - Step 6: Final answer
x = 2,836,556.70
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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.