Finding the Fourth Proportional to 3,259,454.18, 4,890,050.53 and 1,129,536.23
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Solution
The fourth proportional to 3,259,454.18, 4,890,050.53 and 1,129,536.23 is: 1,694,605.57
Step by Step Solution
- Step 1: Write the proportion equation
3,259,454.18 : 4,890,050.53 = 1,129,536.23 : x - Step 2: Convert to fraction form
3,259,454.18/4,890,050.53 = 1,129,536.23/x - Step 3: Cross multiply
3,259,454.18x = 4,890,050.53 × 1,129,536.23 - Step 4: Simplify right side
3,259,454.18x = 5,523,489,212,891.61 - Step 5: Solve for x
x = 5,523,489,212,891.61/3,259,454.18 - Step 6: Final answer
x = 1,694,605.57
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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.