Finding the Fourth Proportional to 1,106,613.20, 1,660,114.20 and 397,053.20
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Solution
The fourth proportional to 1,106,613.20, 1,660,114.20 and 397,053.20 is: 595,649.55
Step by Step Solution
- Step 1: Write the proportion equation
1,106,613.20 : 1,660,114.20 = 397,053.20 : x - Step 2: Convert to fraction form
1,106,613.20/1,660,114.20 = 397,053.20/x - Step 3: Cross multiply
1,106,613.20x = 1,660,114.20 × 397,053.20 - Step 4: Simplify right side
1,106,613.20x = 659,153,655,475.44 - Step 5: Solve for x
x = 659,153,655,475.44/1,106,613.20 - Step 6: Final answer
x = 595,649.55
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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.