Finding the Fourth Proportional to 1,628,368.24, 2,442,558.60 and 681,074.44
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Solution
The fourth proportional to 1,628,368.24, 2,442,558.60 and 681,074.44 is: 1,021,614.27
Step by Step Solution
- Step 1: Write the proportion equation
1,628,368.24 : 2,442,558.60 = 681,074.44 : x - Step 2: Convert to fraction form
1,628,368.24/2,442,558.60 = 681,074.44/x - Step 3: Cross multiply
1,628,368.24x = 2,442,558.60 × 681,074.44 - Step 4: Simplify right side
1,628,368.24x = 1,663,564,230,662.18 - Step 5: Solve for x
x = 1,663,564,230,662.18/1,628,368.24 - Step 6: Final answer
x = 1,021,614.27
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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.