Finding the Fourth Proportional to 1,134,588.44, 1,565,123.84 and 726,250.94
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Solution
The fourth proportional to 1,134,588.44, 1,565,123.84 and 726,250.94 is: 1,001,836.98
Step by Step Solution
- Step 1: Write the proportion equation
1,134,588.44 : 1,565,123.84 = 726,250.94 : x - Step 2: Convert to fraction form
1,134,588.44/1,565,123.84 = 726,250.94/x - Step 3: Cross multiply
1,134,588.44x = 1,565,123.84 × 726,250.94 - Step 4: Simplify right side
1,134,588.44x = 1,136,672,660,016.41 - Step 5: Solve for x
x = 1,136,672,660,016.41/1,134,588.44 - Step 6: Final answer
x = 1,001,836.98
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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.