Finding the Fourth Proportional to 2,762,949.80, 4,124,160.79 and 2,560,325.24
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Solution
The fourth proportional to 2,762,949.80, 4,124,160.79 and 2,560,325.24 is: 3,821,710.03
Step by Step Solution
- Step 1: Write the proportion equation
2,762,949.80 : 4,124,160.79 = 2,560,325.24 : x - Step 2: Convert to fraction form
2,762,949.80/4,124,160.79 = 2,560,325.24/x - Step 3: Cross multiply
2,762,949.80x = 4,124,160.79 × 2,560,325.24 - Step 4: Simplify right side
2,762,949.80x = 10,559,192,964,455.34 - Step 5: Solve for x
x = 10,559,192,964,455.34/2,762,949.80 - Step 6: Final answer
x = 3,821,710.03
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.