Finding the Fourth Proportional to 2,217,414.96, 3,060,032.88 and 1,198,819.44
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Solution
The fourth proportional to 2,217,414.96, 3,060,032.88 and 1,198,819.44 is: 1,654,370.95
Step by Step Solution
- Step 1: Write the proportion equation
2,217,414.96 : 3,060,032.88 = 1,198,819.44 : x - Step 2: Convert to fraction form
2,217,414.96/3,060,032.88 = 1,198,819.44/x - Step 3: Cross multiply
2,217,414.96x = 3,060,032.88 × 1,198,819.44 - Step 4: Simplify right side
2,217,414.96x = 3,668,426,903,583.19 - Step 5: Solve for x
x = 3,668,426,903,583.19/2,217,414.96 - Step 6: Final answer
x = 1,654,370.95
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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.