Finding the Fourth Proportional to 5,827,158.04, 8,741,534.77 and 1,987,949.68
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Solution
The fourth proportional to 5,827,158.04, 8,741,534.77 and 1,987,949.68 is: 2,982,196.66
Step by Step Solution
- Step 1: Write the proportion equation
5,827,158.04 : 8,741,534.77 = 1,987,949.68 : x - Step 2: Convert to fraction form
5,827,158.04/8,741,534.77 = 1,987,949.68/x - Step 3: Cross multiply
5,827,158.04x = 8,741,534.77 × 1,987,949.68 - Step 4: Simplify right side
5,827,158.04x = 17,377,731,263,300.23 - Step 5: Solve for x
x = 17,377,731,263,300.23/5,827,158.04 - Step 6: Final answer
x = 2,982,196.66
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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.