Finding the Fourth Proportional to 1,622,906.08, 2,239,415.24 and 934,801.72
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Solution
The fourth proportional to 1,622,906.08, 2,239,415.24 and 934,801.72 is: 1,289,913.97
Step by Step Solution
- Step 1: Write the proportion equation
1,622,906.08 : 2,239,415.24 = 934,801.72 : x - Step 2: Convert to fraction form
1,622,906.08/2,239,415.24 = 934,801.72/x - Step 3: Cross multiply
1,622,906.08x = 2,239,415.24 × 934,801.72 - Step 4: Simplify right side
1,622,906.08x = 2,093,409,218,146.21 - Step 5: Solve for x
x = 2,093,409,218,146.21/1,622,906.08 - Step 6: Final answer
x = 1,289,913.97
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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.