Finding the Fourth Proportional to 1,482,198.66, 2,045,326.75 and 819,882.53
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Solution
The fourth proportional to 1,482,198.66, 2,045,326.75 and 819,882.53 is: 1,131,378.48
Step by Step Solution
- Step 1: Write the proportion equation
1,482,198.66 : 2,045,326.75 = 819,882.53 : x - Step 2: Convert to fraction form
1,482,198.66/2,045,326.75 = 819,882.53/x - Step 3: Cross multiply
1,482,198.66x = 2,045,326.75 × 819,882.53 - Step 4: Simplify right side
1,482,198.66x = 1,676,927,670,466.68 - Step 5: Solve for x
x = 1,676,927,670,466.68/1,482,198.66 - Step 6: Final answer
x = 1,131,378.48
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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.