Finding the Fourth Proportional to 1,180,093.86, 1,628,285.49 and 689,968.94
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Solution
The fourth proportional to 1,180,093.86, 1,628,285.49 and 689,968.94 is: 952,014.45
Step by Step Solution
- Step 1: Write the proportion equation
1,180,093.86 : 1,628,285.49 = 689,968.94 : x - Step 2: Convert to fraction form
1,180,093.86/1,628,285.49 = 689,968.94/x - Step 3: Cross multiply
1,180,093.86x = 1,628,285.49 × 689,968.94 - Step 4: Simplify right side
1,180,093.86x = 1,123,466,405,411.25 - Step 5: Solve for x
x = 1,123,466,405,411.25/1,180,093.86 - Step 6: Final answer
x = 952,014.45
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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.