Finding the Fourth Proportional to 4,851,311.28, 7,269,777.96 and 1,969,171.08
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Solution
The fourth proportional to 4,851,311.28, 7,269,777.96 and 1,969,171.08 is: 2,950,838.59
Step by Step Solution
- Step 1: Write the proportion equation
4,851,311.28 : 7,269,777.96 = 1,969,171.08 : x - Step 2: Convert to fraction form
4,851,311.28/7,269,777.96 = 1,969,171.08/x - Step 3: Cross multiply
4,851,311.28x = 7,269,777.96 × 1,969,171.08 - Step 4: Simplify right side
4,851,311.28x = 14,315,436,516,853.40 - Step 5: Solve for x
x = 14,315,436,516,853.40/4,851,311.28 - Step 6: Final answer
x = 2,950,838.59
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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.