Finding the Fourth Proportional to 1,777,919.42, 2,453,528.81 and 962,123.12
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Solution
The fourth proportional to 1,777,919.42, 2,453,528.81 and 962,123.12 is: 1,327,729.91
Step by Step Solution
- Step 1: Write the proportion equation
1,777,919.42 : 2,453,528.81 = 962,123.12 : x - Step 2: Convert to fraction form
1,777,919.42/2,453,528.81 = 962,123.12/x - Step 3: Cross multiply
1,777,919.42x = 2,453,528.81 × 962,123.12 - Step 4: Simplify right side
1,777,919.42x = 2,360,596,793,687.09 - Step 5: Solve for x
x = 2,360,596,793,687.09/1,777,919.42 - Step 6: Final answer
x = 1,327,729.91
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1.5x scale
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.