Finding the Fourth Proportional to 2,428,260.75, 3,351,027.03 and 1,340,533.02
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Solution
The fourth proportional to 2,428,260.75, 3,351,027.03 and 1,340,533.02 is: 1,849,950.58
Step by Step Solution
- Step 1: Write the proportion equation
2,428,260.75 : 3,351,027.03 = 1,340,533.02 : x - Step 2: Convert to fraction form
2,428,260.75/3,351,027.03 = 1,340,533.02/x - Step 3: Cross multiply
2,428,260.75x = 3,351,027.03 × 1,340,533.02 - Step 4: Simplify right side
2,428,260.75x = 4,492,162,384,627.53 - Step 5: Solve for x
x = 4,492,162,384,627.53/2,428,260.75 - Step 6: Final answer
x = 1,849,950.58
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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.