Finding the Fourth Proportional to 4,067,652.18, 5,613,344.58 and 2,232,141.15
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Solution
The fourth proportional to 4,067,652.18, 5,613,344.58 and 2,232,141.15 is: 3,080,346.32
Step by Step Solution
- Step 1: Write the proportion equation
4,067,652.18 : 5,613,344.58 = 2,232,141.15 : x - Step 2: Convert to fraction form
4,067,652.18/5,613,344.58 = 2,232,141.15/x - Step 3: Cross multiply
4,067,652.18x = 5,613,344.58 × 2,232,141.15 - Step 4: Simplify right side
4,067,652.18x = 12,529,777,426,147.47 - Step 5: Solve for x
x = 12,529,777,426,147.47/4,067,652.18 - Step 6: Final answer
x = 3,080,346.32
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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.