Finding the Fourth Proportional to 4,232,282.45, 5,840,909.97 and 2,397,067.21
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Solution
The fourth proportional to 4,232,282.45, 5,840,909.97 and 2,397,067.21 is: 3,308,156.75
Step by Step Solution
- Step 1: Write the proportion equation
4,232,282.45 : 5,840,909.97 = 2,397,067.21 : x - Step 2: Convert to fraction form
4,232,282.45/5,840,909.97 = 2,397,067.21/x - Step 3: Cross multiply
4,232,282.45x = 5,840,909.97 × 2,397,067.21 - Step 4: Simplify right side
4,232,282.45x = 14,001,053,765,649.08 - Step 5: Solve for x
x = 14,001,053,765,649.08/4,232,282.45 - Step 6: Final answer
x = 3,308,156.75
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1.5x scale
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.