Finding the Fourth Proportional to 2,104,965.12, 3,156,663.84 and 756,759.84
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Solution
The fourth proportional to 2,104,965.12, 3,156,663.84 and 756,759.84 is: 1,134,857.96
Step by Step Solution
- Step 1: Write the proportion equation
2,104,965.12 : 3,156,663.84 = 756,759.84 : x - Step 2: Convert to fraction form
2,104,965.12/3,156,663.84 = 756,759.84/x - Step 3: Cross multiply
2,104,965.12x = 3,156,663.84 × 756,759.84 - Step 4: Simplify right side
2,104,965.12x = 2,388,836,422,492.19 - Step 5: Solve for x
x = 2,388,836,422,492.19/2,104,965.12 - Step 6: Final answer
x = 1,134,857.96
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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.