Finding the Fourth Proportional to 4,002,937.23, 5,524,030.10 and 2,167,357.60
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Solution
The fourth proportional to 4,002,937.23, 5,524,030.10 and 2,167,357.60 is: 2,990,940.88
Step by Step Solution
- Step 1: Write the proportion equation
4,002,937.23 : 5,524,030.10 = 2,167,357.60 : x - Step 2: Convert to fraction form
4,002,937.23/5,524,030.10 = 2,167,357.60/x - Step 3: Cross multiply
4,002,937.23x = 5,524,030.10 × 2,167,357.60 - Step 4: Simplify right side
4,002,937.23x = 11,972,548,619,863.76 - Step 5: Solve for x
x = 11,972,548,619,863.76/4,002,937.23 - Step 6: Final answer
x = 2,990,940.88
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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.