Finding the Fourth Proportional to 4,966,616.44, 7,448,350.02 and 2,125,965.88
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Solution
The fourth proportional to 4,966,616.44, 7,448,350.02 and 2,125,965.88 is: 3,188,274.79
Step by Step Solution
- Step 1: Write the proportion equation
4,966,616.44 : 7,448,350.02 = 2,125,965.88 : x - Step 2: Convert to fraction form
4,966,616.44/7,448,350.02 = 2,125,965.88/x - Step 3: Cross multiply
4,966,616.44x = 7,448,350.02 × 2,125,965.88 - Step 4: Simplify right side
4,966,616.44x = 15,834,938,004,817.32 - Step 5: Solve for x
x = 15,834,938,004,817.32/4,966,616.44 - Step 6: Final answer
x = 3,188,274.79
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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.