Finding the Fourth Proportional to 1,588,917.80, 2,383,376.70 and 1,431,453.80
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Solution
The fourth proportional to 1,588,917.80, 2,383,376.70 and 1,431,453.80 is: 2,147,180.70
Step by Step Solution
- Step 1: Write the proportion equation
1,588,917.80 : 2,383,376.70 = 1,431,453.80 : x - Step 2: Convert to fraction form
1,588,917.80/2,383,376.70 = 1,431,453.80/x - Step 3: Cross multiply
1,588,917.80x = 2,383,376.70 × 1,431,453.80 - Step 4: Simplify right side
1,588,917.80x = 3,411,693,634,046.46 - Step 5: Solve for x
x = 3,411,693,634,046.46/1,588,917.80 - Step 6: Final answer
x = 2,147,180.70
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.