Finding the Fourth Proportional to 1,263,845.37, 1,744,118.21 and 719,973.10
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Solution
The fourth proportional to 1,263,845.37, 1,744,118.21 and 719,973.10 is: 993,569.49
Step by Step Solution
- Step 1: Write the proportion equation
1,263,845.37 : 1,744,118.21 = 719,973.10 : x - Step 2: Convert to fraction form
1,263,845.37/1,744,118.21 = 719,973.10/x - Step 3: Cross multiply
1,263,845.37x = 1,744,118.21 × 719,973.10 - Step 4: Simplify right side
1,263,845.37x = 1,255,718,194,420.15 - Step 5: Solve for x
x = 1,255,718,194,420.15/1,263,845.37 - Step 6: Final answer
x = 993,569.49
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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.