Finding the Fourth Proportional to 1,481,817.12, 2,044,917.60 and 802,753.92
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Solution
The fourth proportional to 1,481,817.12, 2,044,917.60 and 802,753.92 is: 1,107,805.81
Step by Step Solution
- Step 1: Write the proportion equation
1,481,817.12 : 2,044,917.60 = 802,753.92 : x - Step 2: Convert to fraction form
1,481,817.12/2,044,917.60 = 802,753.92/x - Step 3: Cross multiply
1,481,817.12x = 2,044,917.60 × 802,753.92 - Step 4: Simplify right side
1,481,817.12x = 1,641,565,619,476.99 - Step 5: Solve for x
x = 1,641,565,619,476.99/1,481,817.12 - Step 6: Final answer
x = 1,107,805.81
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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.