Finding the Fourth Proportional to 1,244,246.70, 1,866,370.05 and 995,414.70
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Solution
The fourth proportional to 1,244,246.70, 1,866,370.05 and 995,414.70 is: 1,493,122.05
Step by Step Solution
- Step 1: Write the proportion equation
1,244,246.70 : 1,866,370.05 = 995,414.70 : x - Step 2: Convert to fraction form
1,244,246.70/1,866,370.05 = 995,414.70/x - Step 3: Cross multiply
1,244,246.70x = 1,866,370.05 × 995,414.70 - Step 4: Simplify right side
1,244,246.70x = 1,857,812,183,409.74 - Step 5: Solve for x
x = 1,857,812,183,409.74/1,244,246.70 - Step 6: Final answer
x = 1,493,122.05
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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.