Finding the Fourth Proportional to 2,641,208.12, 3,964,074.42 and 2,621,327.48
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Solution
The fourth proportional to 2,641,208.12, 3,964,074.42 and 2,621,327.48 is: 3,934,236.43
Step by Step Solution
- Step 1: Write the proportion equation
2,641,208.12 : 3,964,074.42 = 2,621,327.48 : x - Step 2: Convert to fraction form
2,641,208.12/3,964,074.42 = 2,621,327.48/x - Step 3: Cross multiply
2,641,208.12x = 3,964,074.42 × 2,621,327.48 - Step 4: Simplify right side
2,641,208.12x = 10,391,137,209,911.06 - Step 5: Solve for x
x = 10,391,137,209,911.06/2,641,208.12 - Step 6: Final answer
x = 3,934,236.43
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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.