Finding the Fourth Proportional to 3,322,909.44, 4,586,468.16 and 2,164,242.92
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Solution
The fourth proportional to 3,322,909.44, 4,586,468.16 and 2,164,242.92 is: 2,987,210.88
Step by Step Solution
- Step 1: Write the proportion equation
3,322,909.44 : 4,586,468.16 = 2,164,242.92 : x - Step 2: Convert to fraction form
3,322,909.44/4,586,468.16 = 2,164,242.92/x - Step 3: Cross multiply
3,322,909.44x = 4,586,468.16 × 2,164,242.92 - Step 4: Simplify right side
3,322,909.44x = 9,926,231,228,269.00 - Step 5: Solve for x
x = 9,926,231,228,269.00/3,322,909.44 - Step 6: Final answer
x = 2,987,210.88
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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.