Finding the Fourth Proportional to 2,285,900.84, 3,428,850.99 and 769,456.46
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Solution
The fourth proportional to 2,285,900.84, 3,428,850.99 and 769,456.46 is: 1,154,184.60
Step by Step Solution
- Step 1: Write the proportion equation
2,285,900.84 : 3,428,850.99 = 769,456.46 : x - Step 2: Convert to fraction form
2,285,900.84/3,428,850.99 = 769,456.46/x - Step 3: Cross multiply
2,285,900.84x = 3,428,850.99 × 769,456.46 - Step 4: Simplify right side
2,285,900.84x = 2,638,351,544,632.90 - Step 5: Solve for x
x = 2,638,351,544,632.90/2,285,900.84 - Step 6: Final answer
x = 1,154,184.60
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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.