Finding the Fourth Proportional to 2,163,863.75, 3,246,090.91 and 901,396.13
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Solution
The fourth proportional to 2,163,863.75, 3,246,090.91 and 901,396.13 is: 1,352,217.20
Step by Step Solution
- Step 1: Write the proportion equation
2,163,863.75 : 3,246,090.91 = 901,396.13 : x - Step 2: Convert to fraction form
2,163,863.75/3,246,090.91 = 901,396.13/x - Step 3: Cross multiply
2,163,863.75x = 3,246,090.91 × 901,396.13 - Step 4: Simplify right side
2,163,863.75x = 2,926,013,765,418.23 - Step 5: Solve for x
x = 2,926,013,765,418.23/2,163,863.75 - Step 6: Final answer
x = 1,352,217.20
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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.