Finding the Fourth Proportional to 2,657,217.14, 3,986,458.26 and 860,100.49
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Solution
The fourth proportional to 2,657,217.14, 3,986,458.26 and 860,100.49 is: 1,290,355.48
Step by Step Solution
- Step 1: Write the proportion equation
2,657,217.14 : 3,986,458.26 = 860,100.49 : x - Step 2: Convert to fraction form
2,657,217.14/3,986,458.26 = 860,100.49/x - Step 3: Cross multiply
2,657,217.14x = 3,986,458.26 × 860,100.49 - Step 4: Simplify right side
2,657,217.14x = 3,428,754,702,790.55 - Step 5: Solve for x
x = 3,428,754,702,790.55/2,657,217.14 - Step 6: Final answer
x = 1,290,355.48
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.