Finding the Fourth Proportional to 3,977,133.94, 5,964,612.12 and 1,097,812.44
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Solution
The fourth proportional to 3,977,133.94, 5,964,612.12 and 1,097,812.44 is: 1,646,418.12
Step by Step Solution
- Step 1: Write the proportion equation
3,977,133.94 : 5,964,612.12 = 1,097,812.44 : x - Step 2: Convert to fraction form
3,977,133.94/5,964,612.12 = 1,097,812.44/x - Step 3: Cross multiply
3,977,133.94x = 5,964,612.12 × 1,097,812.44 - Step 4: Simplify right side
3,977,133.94x = 6,548,025,385,110.77 - Step 5: Solve for x
x = 6,548,025,385,110.77/3,977,133.94 - Step 6: Final answer
x = 1,646,418.12
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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.