Finding the Fourth Proportional to 2,592,502.20, 3,889,919.70 and 910,812.60
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Solution
The fourth proportional to 2,592,502.20, 3,889,919.70 and 910,812.60 is: 1,366,628.69
Step by Step Solution
- Step 1: Write the proportion equation
2,592,502.20 : 3,889,919.70 = 910,812.60 : x - Step 2: Convert to fraction form
2,592,502.20/3,889,919.70 = 910,812.60/x - Step 3: Cross multiply
2,592,502.20x = 3,889,919.70 × 910,812.60 - Step 4: Simplify right side
2,592,502.20x = 3,542,987,875,748.22 - Step 5: Solve for x
x = 3,542,987,875,748.22/2,592,502.20 - Step 6: Final answer
x = 1,366,628.69
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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.