Finding the Fourth Proportional to 4,965,347.84, 7,447,819.04 and 1,727,626.56
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Solution
The fourth proportional to 4,965,347.84, 7,447,819.04 and 1,727,626.56 is: 2,591,369.31
Step by Step Solution
- Step 1: Write the proportion equation
4,965,347.84 : 7,447,819.04 = 1,727,626.56 : x - Step 2: Convert to fraction form
4,965,347.84/7,447,819.04 = 1,727,626.56/x - Step 3: Cross multiply
4,965,347.84x = 7,447,819.04 × 1,727,626.56 - Step 4: Simplify right side
4,965,347.84x = 12,867,049,987,577.70 - Step 5: Solve for x
x = 12,867,049,987,577.70/4,965,347.84 - Step 6: Final answer
x = 2,591,369.31
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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.