Finding the Fourth Proportional to 4,861,357.84, 6,708,101.88 and 2,685,771.28
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Solution
The fourth proportional to 4,861,357.84, 6,708,101.88 and 2,685,771.28 is: 3,706,048.39
Step by Step Solution
- Step 1: Write the proportion equation
4,861,357.84 : 6,708,101.88 = 2,685,771.28 : x - Step 2: Convert to fraction form
4,861,357.84/6,708,101.88 = 2,685,771.28/x - Step 3: Cross multiply
4,861,357.84x = 6,708,101.88 × 2,685,771.28 - Step 4: Simplify right side
4,861,357.84x = 18,016,427,372,618.00 - Step 5: Solve for x
x = 18,016,427,372,618.00/4,861,357.84 - Step 6: Final answer
x = 3,706,048.39
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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.