Finding the Fourth Proportional to 2,846,873.20, 4,265,125.80 and 1,347,660.40
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Solution
The fourth proportional to 2,846,873.20, 4,265,125.80 and 1,347,660.40 is: 2,019,036.58
Step by Step Solution
- Step 1: Write the proportion equation
2,846,873.20 : 4,265,125.80 = 1,347,660.40 : x - Step 2: Convert to fraction form
2,846,873.20/4,265,125.80 = 1,347,660.40/x - Step 3: Cross multiply
2,846,873.20x = 4,265,125.80 × 1,347,660.40 - Step 4: Simplify right side
2,846,873.20x = 5,747,941,141,678.32 - Step 5: Solve for x
x = 5,747,941,141,678.32/2,846,873.20 - Step 6: Final answer
x = 2,019,036.58
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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.