Finding the Fourth Proportional to 2,449,936.80, 3,667,906.80 and 2,197,994.40
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Solution
The fourth proportional to 2,449,936.80, 3,667,906.80 and 2,197,994.40 is: 3,290,712.89
Step by Step Solution
- Step 1: Write the proportion equation
2,449,936.80 : 3,667,906.80 = 2,197,994.40 : x - Step 2: Convert to fraction form
2,449,936.80/3,667,906.80 = 2,197,994.40/x - Step 3: Cross multiply
2,449,936.80x = 3,667,906.80 × 2,197,994.40 - Step 4: Simplify right side
2,449,936.80x = 8,062,038,606,121.92 - Step 5: Solve for x
x = 8,062,038,606,121.92/2,449,936.80 - Step 6: Final answer
x = 3,290,712.89
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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.