Finding the Fourth Proportional to 1,263,837.73, 1,744,107.68 and 719,965.46
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Solution
The fourth proportional to 1,263,837.73, 1,744,107.68 and 719,965.46 is: 993,558.94
Step by Step Solution
- Step 1: Write the proportion equation
1,263,837.73 : 1,744,107.68 = 719,965.46 : x - Step 2: Convert to fraction form
1,263,837.73/1,744,107.68 = 719,965.46/x - Step 3: Cross multiply
1,263,837.73x = 1,744,107.68 × 719,965.46 - Step 4: Simplify right side
1,263,837.73x = 1,255,697,280,160.64 - Step 5: Solve for x
x = 1,255,697,280,160.64/1,263,837.73 - Step 6: Final answer
x = 993,558.94
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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.