Finding the Fourth Proportional to 1,755,237.12, 2,632,957.68 and 493,163.28
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Solution
The fourth proportional to 1,755,237.12, 2,632,957.68 and 493,163.28 is: 739,773.58
Step by Step Solution
- Step 1: Write the proportion equation
1,755,237.12 : 2,632,957.68 = 493,163.28 : x - Step 2: Convert to fraction form
1,755,237.12/2,632,957.68 = 493,163.28/x - Step 3: Cross multiply
1,755,237.12x = 2,632,957.68 × 493,163.28 - Step 4: Simplify right side
1,755,237.12x = 1,298,478,045,569.99 - Step 5: Solve for x
x = 1,298,478,045,569.99/1,755,237.12 - Step 6: Final answer
x = 739,773.58
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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.