Finding the Fourth Proportional to 2,480,774.70, 3,716,179.68 and 1,131,080.70
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Solution
The fourth proportional to 2,480,774.70, 3,716,179.68 and 1,131,080.70 is: 1,694,349.40
Step by Step Solution
- Step 1: Write the proportion equation
2,480,774.70 : 3,716,179.68 = 1,131,080.70 : x - Step 2: Convert to fraction form
2,480,774.70/3,716,179.68 = 1,131,080.70/x - Step 3: Cross multiply
2,480,774.70x = 3,716,179.68 × 1,131,080.70 - Step 4: Simplify right side
2,480,774.70x = 4,203,299,113,780.18 - Step 5: Solve for x
x = 4,203,299,113,780.18/2,480,774.70 - Step 6: Final answer
x = 1,694,349.40
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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.