Finding the Fourth Proportional to 1,339,258.08, 1,848,189.57 and 727,422.80
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Solution
The fourth proportional to 1,339,258.08, 1,848,189.57 and 727,422.80 is: 1,003,850.75
Step by Step Solution
- Step 1: Write the proportion equation
1,339,258.08 : 1,848,189.57 = 727,422.80 : x - Step 2: Convert to fraction form
1,339,258.08/1,848,189.57 = 727,422.80/x - Step 3: Cross multiply
1,339,258.08x = 1,848,189.57 × 727,422.80 - Step 4: Simplify right side
1,339,258.08x = 1,344,415,222,699.25 - Step 5: Solve for x
x = 1,344,415,222,699.25/1,339,258.08 - Step 6: Final answer
x = 1,003,850.75
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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.