Finding the Fourth Proportional to 2,665,349.79, 3,998,021.58 and 868,230.37
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Solution
The fourth proportional to 2,665,349.79, 3,998,021.58 and 868,230.37 is: 1,302,344.54
Step by Step Solution
- Step 1: Write the proportion equation
2,665,349.79 : 3,998,021.58 = 868,230.37 : x - Step 2: Convert to fraction form
2,665,349.79/3,998,021.58 = 868,230.37/x - Step 3: Cross multiply
2,665,349.79x = 3,998,021.58 × 868,230.37 - Step 4: Simplify right side
2,665,349.79x = 3,471,203,755,671.39 - Step 5: Solve for x
x = 3,471,203,755,671.39/2,665,349.79 - Step 6: Final answer
x = 1,302,344.54
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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.