Finding the Fourth Proportional to 2,190,677.08, 3,286,389.26 and 976,694.20
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Solution
The fourth proportional to 2,190,677.08, 3,286,389.26 and 976,694.20 is: 1,465,207.88
Step by Step Solution
- Step 1: Write the proportion equation
2,190,677.08 : 3,286,389.26 = 976,694.20 : x - Step 2: Convert to fraction form
2,190,677.08/3,286,389.26 = 976,694.20/x - Step 3: Cross multiply
2,190,677.08x = 3,286,389.26 × 976,694.20 - Step 4: Simplify right side
2,190,677.08x = 3,209,797,329,184.29 - Step 5: Solve for x
x = 3,209,797,329,184.29/2,190,677.08 - Step 6: Final answer
x = 1,465,207.88
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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.