Finding the Fourth Proportional to 3,130,536.08, 4,694,863.44 and 1,211,108.24
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Solution
The fourth proportional to 3,130,536.08, 4,694,863.44 and 1,211,108.24 is: 1,816,298.44
Step by Step Solution
- Step 1: Write the proportion equation
3,130,536.08 : 4,694,863.44 = 1,211,108.24 : x - Step 2: Convert to fraction form
3,130,536.08/4,694,863.44 = 1,211,108.24/x - Step 3: Cross multiply
3,130,536.08x = 4,694,863.44 × 1,211,108.24 - Step 4: Simplify right side
3,130,536.08x = 5,685,987,797,858.75 - Step 5: Solve for x
x = 5,685,987,797,858.75/3,130,536.08 - Step 6: Final answer
x = 1,816,298.44
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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.