Finding the Fourth Proportional to 3,132,536.41, 4,698,808.37 and 858,080.42
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Solution
The fourth proportional to 3,132,536.41, 4,698,808.37 and 858,080.42 is: 1,287,121.66
Step by Step Solution
- Step 1: Write the proportion equation
3,132,536.41 : 4,698,808.37 = 858,080.42 : x - Step 2: Convert to fraction form
3,132,536.41/4,698,808.37 = 858,080.42/x - Step 3: Cross multiply
3,132,536.41x = 4,698,808.37 × 858,080.42 - Step 4: Simplify right side
3,132,536.41x = 4,031,955,459,629.12 - Step 5: Solve for x
x = 4,031,955,459,629.12/3,132,536.41 - Step 6: Final answer
x = 1,287,121.66
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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.