Finding the Fourth Proportional to 1,461,176.42, 2,016,416.84 and 816,596.24
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Solution
The fourth proportional to 1,461,176.42, 2,016,416.84 and 816,596.24 is: 1,126,899.11
Step by Step Solution
- Step 1: Write the proportion equation
1,461,176.42 : 2,016,416.84 = 816,596.24 : x - Step 2: Convert to fraction form
1,461,176.42/2,016,416.84 = 816,596.24/x - Step 3: Cross multiply
1,461,176.42x = 2,016,416.84 × 816,596.24 - Step 4: Simplify right side
1,461,176.42x = 1,646,598,395,651.62 - Step 5: Solve for x
x = 1,646,598,395,651.62/1,461,176.42 - Step 6: Final answer
x = 1,126,899.11
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.