Finding the Fourth Proportional to 2,834,504.32, 4,251,771.84 and 839,977.60
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Solution
The fourth proportional to 2,834,504.32, 4,251,771.84 and 839,977.60 is: 1,259,970.95
Step by Step Solution
- Step 1: Write the proportion equation
2,834,504.32 : 4,251,771.84 = 839,977.60 : x - Step 2: Convert to fraction form
2,834,504.32/4,251,771.84 = 839,977.60/x - Step 3: Cross multiply
2,834,504.32x = 4,251,771.84 × 839,977.60 - Step 4: Simplify right side
2,834,504.32x = 3,571,393,105,910.78 - Step 5: Solve for x
x = 3,571,393,105,910.78/2,834,504.32 - Step 6: Final answer
x = 1,259,970.95
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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.