Finding the Fourth Proportional to 1,339,175.97, 1,848,076.18 and 727,340.68
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Solution
The fourth proportional to 1,339,175.97, 1,848,076.18 and 727,340.68 is: 1,003,737.38
Step by Step Solution
- Step 1: Write the proportion equation
1,339,175.97 : 1,848,076.18 = 727,340.68 : x - Step 2: Convert to fraction form
1,339,175.97/1,848,076.18 = 727,340.68/x - Step 3: Cross multiply
1,339,175.97x = 1,848,076.18 × 727,340.68 - Step 4: Simplify right side
1,339,175.97x = 1,344,180,979,014.46 - Step 5: Solve for x
x = 1,344,180,979,014.46/1,339,175.97 - Step 6: Final answer
x = 1,003,737.38
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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.