Finding the Fourth Proportional to 2,216,728.84, 3,319,087.26 and 1,149,532.96
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Solution
The fourth proportional to 2,216,728.84, 3,319,087.26 and 1,149,532.96 is: 1,721,184.90
Step by Step Solution
- Step 1: Write the proportion equation
2,216,728.84 : 3,319,087.26 = 1,149,532.96 : x - Step 2: Convert to fraction form
2,216,728.84/3,319,087.26 = 1,149,532.96/x - Step 3: Cross multiply
2,216,728.84x = 3,319,087.26 × 1,149,532.96 - Step 4: Simplify right side
2,216,728.84x = 3,815,400,202,486.09 - Step 5: Solve for x
x = 3,815,400,202,486.09/2,216,728.84 - Step 6: Final answer
x = 1,721,184.90
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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.