Finding the Fourth Proportional to 1,755,110.63, 2,632,665.94 and 425,414.63
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Solution
The fourth proportional to 1,755,110.63, 2,632,665.94 and 425,414.63 is: 638,121.94
Step by Step Solution
- Step 1: Write the proportion equation
1,755,110.63 : 2,632,665.94 = 425,414.63 : x - Step 2: Convert to fraction form
1,755,110.63/2,632,665.94 = 425,414.63/x - Step 3: Cross multiply
1,755,110.63x = 2,632,665.94 × 425,414.63 - Step 4: Simplify right side
1,755,110.63x = 1,119,974,606,778.70 - Step 5: Solve for x
x = 1,119,974,606,778.70/1,755,110.63 - Step 6: Final answer
x = 638,121.94
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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.