Finding the Fourth Proportional to 1,304,295.84, 1,799,163.76 and 820,093.60
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Solution
The fourth proportional to 1,304,295.84, 1,799,163.76 and 820,093.60 is: 1,131,248.48
Step by Step Solution
- Step 1: Write the proportion equation
1,304,295.84 : 1,799,163.76 = 820,093.60 : x - Step 2: Convert to fraction form
1,304,295.84/1,799,163.76 = 820,093.60/x - Step 3: Cross multiply
1,304,295.84x = 1,799,163.76 × 820,093.60 - Step 4: Simplify right side
1,304,295.84x = 1,475,482,684,927.94 - Step 5: Solve for x
x = 1,475,482,684,927.94/1,304,295.84 - Step 6: Final answer
x = 1,131,248.48
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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.