Finding the Fourth Proportional to 2,487,409.12, 3,731,230.32 and 804,643.84
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Solution
The fourth proportional to 2,487,409.12, 3,731,230.32 and 804,643.84 is: 1,207,003.49
Step by Step Solution
- Step 1: Write the proportion equation
2,487,409.12 : 3,731,230.32 = 804,643.84 : x - Step 2: Convert to fraction form
2,487,409.12/3,731,230.32 = 804,643.84/x - Step 3: Cross multiply
2,487,409.12x = 3,731,230.32 × 804,643.84 - Step 4: Simplify right side
2,487,409.12x = 3,002,311,492,609.23 - Step 5: Solve for x
x = 3,002,311,492,609.23/2,487,409.12 - Step 6: Final answer
x = 1,207,003.49
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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.