Finding the Fourth Proportional to 1,339,266.44, 1,848,201.36 and 727,425.20
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Solution
The fourth proportional to 1,339,266.44, 1,848,201.36 and 727,425.20 is: 1,003,854.20
Step by Step Solution
- Step 1: Write the proportion equation
1,339,266.44 : 1,848,201.36 = 727,425.20 : x - Step 2: Convert to fraction form
1,339,266.44/1,848,201.36 = 727,425.20/x - Step 3: Cross multiply
1,339,266.44x = 1,848,201.36 × 727,425.20 - Step 4: Simplify right side
1,339,266.44x = 1,344,428,245,830.93 - Step 5: Solve for x
x = 1,344,428,245,830.93/1,339,266.44 - Step 6: Final answer
x = 1,003,854.20
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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.