Finding the Fourth Proportional to 1,481,619.06, 2,044,644.12 and 802,555.56
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Solution
The fourth proportional to 1,481,619.06, 2,044,644.12 and 802,555.56 is: 1,107,531.99
Step by Step Solution
- Step 1: Write the proportion equation
1,481,619.06 : 2,044,644.12 = 802,555.56 : x - Step 2: Convert to fraction form
1,481,619.06/2,044,644.12 = 802,555.56/x - Step 3: Cross multiply
1,481,619.06x = 2,044,644.12 × 802,555.56 - Step 4: Simplify right side
1,481,619.06x = 1,640,940,506,727.31 - Step 5: Solve for x
x = 1,640,940,506,727.31/1,481,619.06 - Step 6: Final answer
x = 1,107,531.99
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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.