Finding the Fourth Proportional to 2,811,894.24, 4,217,958 and 817,350.24
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Solution
The fourth proportional to 2,811,894.24, 4,217,958 and 817,350.24 is: 1,226,059.26
Step by Step Solution
- Step 1: Write the proportion equation
2,811,894.24 : 4,217,958 = 817,350.24 : x - Step 2: Convert to fraction form
2,811,894.24/4,217,958 = 817,350.24/x - Step 3: Cross multiply
2,811,894.24x = 4,217,958 × 817,350.24 - Step 4: Simplify right side
2,811,894.24x = 3,447,548,983,609.92 - Step 5: Solve for x
x = 3,447,548,983,609.92/2,811,894.24 - Step 6: Final answer
x = 1,226,059.26
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1.5x scale
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.