Finding the Fourth Proportional to 1,352,921.29, 2,029,476.67 and 543,305.67
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Solution
The fourth proportional to 1,352,921.29, 2,029,476.67 and 543,305.67 is: 814,996.54
Step by Step Solution
- Step 1: Write the proportion equation
1,352,921.29 : 2,029,476.67 = 543,305.67 : x - Step 2: Convert to fraction form
1,352,921.29/2,029,476.67 = 543,305.67/x - Step 3: Cross multiply
1,352,921.29x = 2,029,476.67 × 543,305.67 - Step 4: Simplify right side
1,352,921.29x = 1,102,626,172,974.92 - Step 5: Solve for x
x = 1,102,626,172,974.92/1,352,921.29 - Step 6: Final answer
x = 814,996.54
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.