Finding the Fourth Proportional to 1,214,323.76, 1,676,845.32 and 756,224.96
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Solution
The fourth proportional to 1,214,323.76, 1,676,845.32 and 756,224.96 is: 1,044,262.10
Step by Step Solution
- Step 1: Write the proportion equation
1,214,323.76 : 1,676,845.32 = 756,224.96 : x - Step 2: Convert to fraction form
1,214,323.76/1,676,845.32 = 756,224.96/x - Step 3: Cross multiply
1,214,323.76x = 1,676,845.32 × 756,224.96 - Step 4: Simplify right side
1,214,323.76x = 1,268,072,285,043.19 - Step 5: Solve for x
x = 1,268,072,285,043.19/1,214,323.76 - Step 6: Final answer
x = 1,044,262.10
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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.