Finding the Fourth Proportional to 1,481,920.56, 2,045,060.19 and 802,857.06
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Solution
The fourth proportional to 1,481,920.56, 2,045,060.19 and 802,857.06 is: 1,107,948.06
Step by Step Solution
- Step 1: Write the proportion equation
1,481,920.56 : 2,045,060.19 = 802,857.06 : x - Step 2: Convert to fraction form
1,481,920.56/2,045,060.19 = 802,857.06/x - Step 3: Cross multiply
1,481,920.56x = 2,045,060.19 × 802,857.06 - Step 4: Simplify right side
1,481,920.56x = 1,641,891,011,666.44 - Step 5: Solve for x
x = 1,641,891,011,666.44/1,481,920.56 - Step 6: Final answer
x = 1,107,948.06
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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.