Finding the Fourth Proportional to 2,100,810.06, 3,150,554.13 and 680,536.62
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Solution
The fourth proportional to 2,100,810.06, 3,150,554.13 and 680,536.62 is: 1,020,590.82
Step by Step Solution
- Step 1: Write the proportion equation
2,100,810.06 : 3,150,554.13 = 680,536.62 : x - Step 2: Convert to fraction form
2,100,810.06/3,150,554.13 = 680,536.62/x - Step 3: Cross multiply
2,100,810.06x = 3,150,554.13 × 680,536.62 - Step 4: Simplify right side
2,100,810.06x = 2,144,067,458,757.24 - Step 5: Solve for x
x = 2,144,067,458,757.24/2,100,810.06 - Step 6: Final answer
x = 1,020,590.82
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.