Finding the Fourth Proportional to 3,940,760.18, 5,911,389.99 and 1,665,860.60
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Solution
The fourth proportional to 3,940,760.18, 5,911,389.99 and 1,665,860.60 is: 2,498,896.46
Step by Step Solution
- Step 1: Write the proportion equation
3,940,760.18 : 5,911,389.99 = 1,665,860.60 : x - Step 2: Convert to fraction form
3,940,760.18/5,911,389.99 = 1,665,860.60/x - Step 3: Cross multiply
3,940,760.18x = 5,911,389.99 × 1,665,860.60 - Step 4: Simplify right side
3,940,760.18x = 9,847,551,646,018.44 - Step 5: Solve for x
x = 9,847,551,646,018.44/3,940,760.18 - Step 6: Final answer
x = 2,498,896.46
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.