Finding the Fourth Proportional to 7,244,540.70, 10,866,811.05 and 1,925,756.70
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Solution
The fourth proportional to 7,244,540.70, 10,866,811.05 and 1,925,756.70 is: 2,888,635.05
Step by Step Solution
- Step 1: Write the proportion equation
7,244,540.70 : 10,866,811.05 = 1,925,756.70 : x - Step 2: Convert to fraction form
7,244,540.70/10,866,811.05 = 1,925,756.70/x - Step 3: Cross multiply
7,244,540.70x = 10,866,811.05 × 1,925,756.70 - Step 4: Simplify right side
7,244,540.70x = 20,926,834,187,171.54 - Step 5: Solve for x
x = 20,926,834,187,171.54/7,244,540.70 - Step 6: Final answer
x = 2,888,635.05
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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.