Finding the Fourth Proportional to 1,214,747.61, 1,823,231.13 and 616,121.97
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Solution
The fourth proportional to 1,214,747.61, 1,823,231.13 and 616,121.97 is: 924,745.80
Step by Step Solution
- Step 1: Write the proportion equation
1,214,747.61 : 1,823,231.13 = 616,121.97 : x - Step 2: Convert to fraction form
1,214,747.61/1,823,231.13 = 616,121.97/x - Step 3: Cross multiply
1,214,747.61x = 1,823,231.13 × 616,121.97 - Step 4: Simplify right side
1,214,747.61x = 1,123,332,755,580.93 - Step 5: Solve for x
x = 1,123,332,755,580.93/1,214,747.61 - Step 6: Final answer
x = 924,745.80
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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.