Finding the Fourth Proportional to 2,546,919.68, 3,819,555.84 and 840,679.68
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Solution
The fourth proportional to 2,546,919.68, 3,819,555.84 and 840,679.68 is: 1,260,747.64
Step by Step Solution
- Step 1: Write the proportion equation
2,546,919.68 : 3,819,555.84 = 840,679.68 : x - Step 2: Convert to fraction form
2,546,919.68/3,819,555.84 = 840,679.68/x - Step 3: Cross multiply
2,546,919.68x = 3,819,555.84 × 840,679.68 - Step 4: Simplify right side
2,546,919.68x = 3,211,022,981,313.33 - Step 5: Solve for x
x = 3,211,022,981,313.33/2,546,919.68 - Step 6: Final answer
x = 1,260,747.64
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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.