Finding the Fourth Proportional to 5,511,792.80, 8,267,154.95 and 1,673,648.96
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Solution
The fourth proportional to 5,511,792.80, 8,267,154.95 and 1,673,648.96 is: 2,510,311.22
Step by Step Solution
- Step 1: Write the proportion equation
5,511,792.80 : 8,267,154.95 = 1,673,648.96 : x - Step 2: Convert to fraction form
5,511,792.80/8,267,154.95 = 1,673,648.96/x - Step 3: Cross multiply
5,511,792.80x = 8,267,154.95 × 1,673,648.96 - Step 4: Simplify right side
5,511,792.80x = 13,836,315,309,078.36 - Step 5: Solve for x
x = 13,836,315,309,078.36/5,511,792.80 - Step 6: Final answer
x = 2,510,311.22
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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.