Finding the Fourth Proportional to 1,755,284.99, 2,632,738.85 and 1,190,292.67
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Solution
The fourth proportional to 1,755,284.99, 2,632,738.85 and 1,190,292.67 is: 1,785,311.09
Step by Step Solution
- Step 1: Write the proportion equation
1,755,284.99 : 2,632,738.85 = 1,190,292.67 : x - Step 2: Convert to fraction form
1,755,284.99/2,632,738.85 = 1,190,292.67/x - Step 3: Cross multiply
1,755,284.99x = 2,632,738.85 × 1,190,292.67 - Step 4: Simplify right side
1,755,284.99x = 3,133,729,756,982.29 - Step 5: Solve for x
x = 3,133,729,756,982.29/1,755,284.99 - Step 6: Final answer
x = 1,785,311.09
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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.