Finding the Fourth Proportional to 4,030,105.26, 5,561,465.66 and 2,194,585.32
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Solution
The fourth proportional to 4,030,105.26, 5,561,465.66 and 2,194,585.32 is: 3,028,484.40
Step by Step Solution
- Step 1: Write the proportion equation
4,030,105.26 : 5,561,465.66 = 2,194,585.32 : x - Step 2: Convert to fraction form
4,030,105.26/5,561,465.66 = 2,194,585.32/x - Step 3: Cross multiply
4,030,105.26x = 5,561,465.66 × 2,194,585.32 - Step 4: Simplify right side
4,030,105.26x = 12,205,110,895,120.11 - Step 5: Solve for x
x = 12,205,110,895,120.11/4,030,105.26 - Step 6: Final answer
x = 3,028,484.40
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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.