Finding the Fourth Proportional to 4,448,115.64, 6,662,712.18 and 2,624,515.24
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Solution
The fourth proportional to 4,448,115.64, 6,662,712.18 and 2,624,515.24 is: 3,931,190.43
Step by Step Solution
- Step 1: Write the proportion equation
4,448,115.64 : 6,662,712.18 = 2,624,515.24 : x - Step 2: Convert to fraction form
4,448,115.64/6,662,712.18 = 2,624,515.24/x - Step 3: Cross multiply
4,448,115.64x = 6,662,712.18 × 2,624,515.24 - Step 4: Simplify right side
4,448,115.64x = 17,486,389,656,143.62 - Step 5: Solve for x
x = 17,486,389,656,143.62/4,448,115.64 - Step 6: Final answer
x = 3,931,190.43
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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.