Finding the Fourth Proportional to 2,731,790.70, 3,830,105.70 and 2,731,790.70
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Solution
The fourth proportional to 2,731,790.70, 3,830,105.70 and 2,731,790.70 is: 3,830,105.70
Step by Step Solution
- Step 1: Write the proportion equation
2,731,790.70 : 3,830,105.70 = 2,731,790.70 : x - Step 2: Convert to fraction form
2,731,790.70/3,830,105.70 = 2,731,790.70/x - Step 3: Cross multiply
2,731,790.70x = 3,830,105.70 × 2,731,790.70 - Step 4: Simplify right side
2,731,790.70x = 10,463,047,131,276.99 - Step 5: Solve for x
x = 10,463,047,131,276.99/2,731,790.70 - Step 6: Final answer
x = 3,830,105.70
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Why These Related Problems?
These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.