Finding the Fourth Proportional to 2,043,274.40, 3,064,911.60 and 1,724,409.80
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Solution
The fourth proportional to 2,043,274.40, 3,064,911.60 and 1,724,409.80 is: 2,586,614.70
Step by Step Solution
- Step 1: Write the proportion equation
2,043,274.40 : 3,064,911.60 = 1,724,409.80 : x - Step 2: Convert to fraction form
2,043,274.40/3,064,911.60 = 1,724,409.80/x - Step 3: Cross multiply
2,043,274.40x = 3,064,911.60 × 1,724,409.80 - Step 4: Simplify right side
2,043,274.40x = 5,285,163,599,173.68 - Step 5: Solve for x
x = 5,285,163,599,173.68/2,043,274.40 - Step 6: Final answer
x = 2,586,614.70
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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.