Finding the Fourth Proportional to 5,680,566.42, 7,839,243.98 and 3,102,323.04
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Solution
The fourth proportional to 5,680,566.42, 7,839,243.98 and 3,102,323.04 is: 4,281,239.83
Step by Step Solution
- Step 1: Write the proportion equation
5,680,566.42 : 7,839,243.98 = 3,102,323.04 : x - Step 2: Convert to fraction form
5,680,566.42/7,839,243.98 = 3,102,323.04/x - Step 3: Cross multiply
5,680,566.42x = 7,839,243.98 × 3,102,323.04 - Step 4: Simplify right side
5,680,566.42x = 24,319,867,215,335.30 - Step 5: Solve for x
x = 24,319,867,215,335.30/5,680,566.42 - Step 6: Final answer
x = 4,281,239.83
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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.