Finding the Fourth Proportional to 3,619,067.94, 5,420,331.18 and 1,727,137.98
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Solution
The fourth proportional to 3,619,067.94, 5,420,331.18 and 1,727,137.98 is: 2,586,759.91
Step by Step Solution
- Step 1: Write the proportion equation
3,619,067.94 : 5,420,331.18 = 1,727,137.98 : x - Step 2: Convert to fraction form
3,619,067.94/5,420,331.18 = 1,727,137.98/x - Step 3: Cross multiply
3,619,067.94x = 5,420,331.18 × 1,727,137.98 - Step 4: Simplify right side
3,619,067.94x = 9,361,659,845,156.22 - Step 5: Solve for x
x = 9,361,659,845,156.22/3,619,067.94 - Step 6: Final answer
x = 2,586,759.91
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.