Finding the Fourth Proportional to 2,378,906.10, 3,282,855.03 and 1,346,609.68
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Solution
The fourth proportional to 2,378,906.10, 3,282,855.03 and 1,346,609.68 is: 1,858,301.32
Step by Step Solution
- Step 1: Write the proportion equation
2,378,906.10 : 3,282,855.03 = 1,346,609.68 : x - Step 2: Convert to fraction form
2,378,906.10/3,282,855.03 = 1,346,609.68/x - Step 3: Cross multiply
2,378,906.10x = 3,282,855.03 × 1,346,609.68 - Step 4: Simplify right side
2,378,906.10x = 4,420,724,353,227.55 - Step 5: Solve for x
x = 4,420,724,353,227.55/2,378,906.10 - Step 6: Final answer
x = 1,858,301.32
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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.