Finding the Fourth Proportional to 7,879,593.76, 11,819,744.68 and 2,414,288.18
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Solution
The fourth proportional to 7,879,593.76, 11,819,744.68 and 2,414,288.18 is: 3,621,540.75
Step by Step Solution
- Step 1: Write the proportion equation
7,879,593.76 : 11,819,744.68 = 2,414,288.18 : x - Step 2: Convert to fraction form
7,879,593.76/11,819,744.68 = 2,414,288.18/x - Step 3: Cross multiply
7,879,593.76x = 11,819,744.68 × 2,414,288.18 - Step 4: Simplify right side
7,879,593.76x = 28,536,269,871,541.88 - Step 5: Solve for x
x = 28,536,269,871,541.88/7,879,593.76 - Step 6: Final answer
x = 3,621,540.75
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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.