Finding the Fourth Proportional to 1,482,809.49, 2,046,149.91 and 862,729.38
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Solution
The fourth proportional to 1,482,809.49, 2,046,149.91 and 862,729.38 is: 1,190,492.54
Step by Step Solution
- Step 1: Write the proportion equation
1,482,809.49 : 2,046,149.91 = 862,729.38 : x - Step 2: Convert to fraction form
1,482,809.49/2,046,149.91 = 862,729.38/x - Step 3: Cross multiply
1,482,809.49x = 2,046,149.91 × 862,729.38 - Step 4: Simplify right side
1,482,809.49x = 1,765,273,643,241.36 - Step 5: Solve for x
x = 1,765,273,643,241.36/1,482,809.49 - Step 6: Final answer
x = 1,190,492.54
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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.