Finding the Fourth Proportional to 2,664,664.84, 3,996,331.44 and 1,045,762.48
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Solution
The fourth proportional to 2,664,664.84, 3,996,331.44 and 1,045,762.48 is: 1,568,382.42
Step by Step Solution
- Step 1: Write the proportion equation
2,664,664.84 : 3,996,331.44 = 1,045,762.48 : x - Step 2: Convert to fraction form
2,664,664.84/3,996,331.44 = 1,045,762.48/x - Step 3: Cross multiply
2,664,664.84x = 3,996,331.44 × 1,045,762.48 - Step 4: Simplify right side
2,664,664.84x = 4,179,213,477,596.37 - Step 5: Solve for x
x = 4,179,213,477,596.37/2,664,664.84 - Step 6: Final answer
x = 1,568,382.42
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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.