Finding the Fourth Proportional to 3,021,202.86, 4,169,313.10 and 1,644,586.14
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Solution
The fourth proportional to 3,021,202.86, 4,169,313.10 and 1,644,586.14 is: 2,269,557.81
Step by Step Solution
- Step 1: Write the proportion equation
3,021,202.86 : 4,169,313.10 = 1,644,586.14 : x - Step 2: Convert to fraction form
3,021,202.86/4,169,313.10 = 1,644,586.14/x - Step 3: Cross multiply
3,021,202.86x = 4,169,313.10 × 1,644,586.14 - Step 4: Simplify right side
3,021,202.86x = 6,856,794,537,580.43 - Step 5: Solve for x
x = 6,856,794,537,580.43/3,021,202.86 - Step 6: Final answer
x = 2,269,557.81
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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.