Finding the Fourth Proportional to 3,771,355.63, 5,203,563.16 and 2,222,678.96
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Solution
The fourth proportional to 3,771,355.63, 5,203,563.16 and 2,222,678.96 is: 3,066,762.06
Step by Step Solution
- Step 1: Write the proportion equation
3,771,355.63 : 5,203,563.16 = 2,222,678.96 : x - Step 2: Convert to fraction form
3,771,355.63/5,203,563.16 = 2,222,678.96/x - Step 3: Cross multiply
3,771,355.63x = 5,203,563.16 × 2,222,678.96 - Step 4: Simplify right side
3,771,355.63x = 11,565,850,352,763.11 - Step 5: Solve for x
x = 11,565,850,352,763.11/3,771,355.63 - Step 6: Final answer
x = 3,066,762.06
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.