Finding the Fourth Proportional to 1,339,277.88, 1,848,217.14 and 727,436.64
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Solution
The fourth proportional to 1,339,277.88, 1,848,217.14 and 727,436.64 is: 1,003,869.99
Step by Step Solution
- Step 1: Write the proportion equation
1,339,277.88 : 1,848,217.14 = 727,436.64 : x - Step 2: Convert to fraction form
1,339,277.88/1,848,217.14 = 727,436.64/x - Step 3: Cross multiply
1,339,277.88x = 1,848,217.14 × 727,436.64 - Step 4: Simplify right side
1,339,277.88x = 1,344,460,866,312.01 - Step 5: Solve for x
x = 1,344,460,866,312.01/1,339,277.88 - Step 6: Final answer
x = 1,003,869.99
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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.