Finding the Fourth Proportional to 1,630,558.68, 2,250,378.56 and 985,983.44
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Solution
The fourth proportional to 1,630,558.68, 2,250,378.56 and 985,983.44 is: 1,360,782.67
Step by Step Solution
- Step 1: Write the proportion equation
1,630,558.68 : 2,250,378.56 = 985,983.44 : x - Step 2: Convert to fraction form
1,630,558.68/2,250,378.56 = 985,983.44/x - Step 3: Cross multiply
1,630,558.68x = 2,250,378.56 × 985,983.44 - Step 4: Simplify right side
1,630,558.68x = 2,218,835,993,891.05 - Step 5: Solve for x
x = 2,218,835,993,891.05/1,630,558.68 - Step 6: Final answer
x = 1,360,782.67
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.