Finding the Fourth Proportional to 2,004,503.67, 2,766,617.09 and 1,189,160.03
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Solution
The fourth proportional to 2,004,503.67, 2,766,617.09 and 1,189,160.03 is: 1,641,279.33
Step by Step Solution
- Step 1: Write the proportion equation
2,004,503.67 : 2,766,617.09 = 1,189,160.03 : x - Step 2: Convert to fraction form
2,004,503.67/2,766,617.09 = 1,189,160.03/x - Step 3: Cross multiply
2,004,503.67x = 2,766,617.09 × 1,189,160.03 - Step 4: Simplify right side
2,004,503.67x = 3,289,950,441,964.03 - Step 5: Solve for x
x = 3,289,950,441,964.03/2,004,503.67 - Step 6: Final answer
x = 1,641,279.33
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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.