Finding the Fourth Proportional to 2,271,211.80, 3,134,460.66 and 1,304,528.64
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Solution
The fourth proportional to 2,271,211.80, 3,134,460.66 and 1,304,528.64 is: 1,800,357.72
Step by Step Solution
- Step 1: Write the proportion equation
2,271,211.80 : 3,134,460.66 = 1,304,528.64 : x - Step 2: Convert to fraction form
2,271,211.80/3,134,460.66 = 1,304,528.64/x - Step 3: Cross multiply
2,271,211.80x = 3,134,460.66 × 1,304,528.64 - Step 4: Simplify right side
2,271,211.80x = 4,088,993,701,923.30 - Step 5: Solve for x
x = 4,088,993,701,923.30/2,271,211.80 - Step 6: Final answer
x = 1,800,357.72
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.