Finding the Fourth Proportional to 4,886,668.08, 6,743,373.48 and 2,711,188.08
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Solution
The fourth proportional to 4,886,668.08, 6,743,373.48 and 2,711,188.08 is: 3,741,312.79
Step by Step Solution
- Step 1: Write the proportion equation
4,886,668.08 : 6,743,373.48 = 2,711,188.08 : x - Step 2: Convert to fraction form
4,886,668.08/6,743,373.48 = 2,711,188.08/x - Step 3: Cross multiply
4,886,668.08x = 6,743,373.48 × 2,711,188.08 - Step 4: Simplify right side
4,886,668.08x = 18,282,553,797,964.12 - Step 5: Solve for x
x = 18,282,553,797,964.12/4,886,668.08 - Step 6: Final answer
x = 3,741,312.79
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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.