Finding the Fourth Proportional to 1,302,220.05, 1,797,138.33 and 729,255.21
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Solution
The fourth proportional to 1,302,220.05, 1,797,138.33 and 729,255.21 is: 1,006,414.00
Step by Step Solution
- Step 1: Write the proportion equation
1,302,220.05 : 1,797,138.33 = 729,255.21 : x - Step 2: Convert to fraction form
1,302,220.05/1,797,138.33 = 729,255.21/x - Step 3: Cross multiply
1,302,220.05x = 1,797,138.33 × 729,255.21 - Step 4: Simplify right side
1,302,220.05x = 1,310,572,490,243.20 - Step 5: Solve for x
x = 1,310,572,490,243.20/1,302,220.05 - Step 6: Final answer
x = 1,006,414.00
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.