Finding the Fourth Proportional to 1,163,938.43, 1,745,981.42 and 365,251.49
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Solution
The fourth proportional to 1,163,938.43, 1,745,981.42 and 365,251.49 is: 547,900.38
Step by Step Solution
- Step 1: Write the proportion equation
1,163,938.43 : 1,745,981.42 = 365,251.49 : x - Step 2: Convert to fraction form
1,163,938.43/1,745,981.42 = 365,251.49/x - Step 3: Cross multiply
1,163,938.43x = 1,745,981.42 × 365,251.49 - Step 4: Simplify right side
1,163,938.43x = 637,722,307,350.54 - Step 5: Solve for x
x = 637,722,307,350.54/1,163,938.43 - Step 6: Final answer
x = 547,900.38
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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.