Finding the Fourth Proportional to 2,102,203.63, 3,141,785.68 and 1,534,779.64
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Solution
The fourth proportional to 2,102,203.63, 3,141,785.68 and 1,534,779.64 is: 2,293,759.09
Step by Step Solution
- Step 1: Write the proportion equation
2,102,203.63 : 3,141,785.68 = 1,534,779.64 : x - Step 2: Convert to fraction form
2,102,203.63/3,141,785.68 = 1,534,779.64/x - Step 3: Cross multiply
2,102,203.63x = 3,141,785.68 × 1,534,779.64 - Step 4: Simplify right side
2,102,203.63x = 4,821,948,694,907.56 - Step 5: Solve for x
x = 4,821,948,694,907.56/2,102,203.63 - Step 6: Final answer
x = 2,293,759.09
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Why These Related Problems?
These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.