Finding the Fourth Proportional to 4,013,321.19, 5,536,067.04 and 2,561,380.09
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Solution
The fourth proportional to 4,013,321.19, 5,536,067.04 and 2,561,380.09 is: 3,533,226.28
Step by Step Solution
- Step 1: Write the proportion equation
4,013,321.19 : 5,536,067.04 = 2,561,380.09 : x - Step 2: Convert to fraction form
4,013,321.19/5,536,067.04 = 2,561,380.09/x - Step 3: Cross multiply
4,013,321.19x = 5,536,067.04 × 2,561,380.09 - Step 4: Simplify right side
4,013,321.19x = 14,179,971,879,321.07 - Step 5: Solve for x
x = 14,179,971,879,321.07/4,013,321.19 - Step 6: Final answer
x = 3,533,226.28
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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.