Finding the Fourth Proportional to 2,414,081.70, 3,621,122.55 and 1,086,977.70
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Solution
The fourth proportional to 2,414,081.70, 3,621,122.55 and 1,086,977.70 is: 1,630,466.55
Step by Step Solution
- Step 1: Write the proportion equation
2,414,081.70 : 3,621,122.55 = 1,086,977.70 : x - Step 2: Convert to fraction form
2,414,081.70/3,621,122.55 = 1,086,977.70/x - Step 3: Cross multiply
2,414,081.70x = 3,621,122.55 × 1,086,977.70 - Step 4: Simplify right side
2,414,081.70x = 3,936,079,460,817.14 - Step 5: Solve for x
x = 3,936,079,460,817.14/2,414,081.70 - Step 6: Final answer
x = 1,630,466.55
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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.