Finding the Fourth Proportional to 2,036,380.80, 3,053,793.60 and 615,964.80
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Solution
The fourth proportional to 2,036,380.80, 3,053,793.60 and 615,964.80 is: 923,711.99
Step by Step Solution
- Step 1: Write the proportion equation
2,036,380.80 : 3,053,793.60 = 615,964.80 : x - Step 2: Convert to fraction form
2,036,380.80/3,053,793.60 = 615,964.80/x - Step 3: Cross multiply
2,036,380.80x = 3,053,793.60 × 615,964.80 - Step 4: Simplify right side
2,036,380.80x = 1,881,029,364,065.28 - Step 5: Solve for x
x = 1,881,029,364,065.28/2,036,380.80 - Step 6: Final answer
x = 923,711.99
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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.