Finding the Fourth Proportional to 3,612,494.26, 5,418,050.73 and 1,814,879.62
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Solution
The fourth proportional to 3,612,494.26, 5,418,050.73 and 1,814,879.62 is: 2,721,972.45
Step by Step Solution
- Step 1: Write the proportion equation
3,612,494.26 : 5,418,050.73 = 1,814,879.62 : x - Step 2: Convert to fraction form
3,612,494.26/5,418,050.73 = 1,814,879.62/x - Step 3: Cross multiply
3,612,494.26x = 5,418,050.73 × 1,814,879.62 - Step 4: Simplify right side
3,612,494.26x = 9,833,109,850,003.12 - Step 5: Solve for x
x = 9,833,109,850,003.12/3,612,494.26 - Step 6: Final answer
x = 2,721,972.45
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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.