Finding the Fourth Proportional to 3,317,285.97, 4,579,266.75 and 2,230,187.79
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Solution
The fourth proportional to 3,317,285.97, 4,579,266.75 and 2,230,187.79 is: 3,078,608.50
Step by Step Solution
- Step 1: Write the proportion equation
3,317,285.97 : 4,579,266.75 = 2,230,187.79 : x - Step 2: Convert to fraction form
3,317,285.97/4,579,266.75 = 2,230,187.79/x - Step 3: Cross multiply
3,317,285.97x = 4,579,266.75 × 2,230,187.79 - Step 4: Simplify right side
3,317,285.97x = 10,212,624,793,002.98 - Step 5: Solve for x
x = 10,212,624,793,002.98/3,317,285.97 - Step 6: Final answer
x = 3,078,608.50
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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.