Finding the Fourth Proportional to 3,946,652.76, 5,446,378.62 and 2,227,788.12
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Solution
The fourth proportional to 3,946,652.76, 5,446,378.62 and 2,227,788.12 is: 3,074,346.37
Step by Step Solution
- Step 1: Write the proportion equation
3,946,652.76 : 5,446,378.62 = 2,227,788.12 : x - Step 2: Convert to fraction form
3,946,652.76/5,446,378.62 = 2,227,788.12/x - Step 3: Cross multiply
3,946,652.76x = 5,446,378.62 × 2,227,788.12 - Step 4: Simplify right side
3,946,652.76x = 12,133,377,586,658.00 - Step 5: Solve for x
x = 12,133,377,586,658.00/3,946,652.76 - Step 6: Final answer
x = 3,074,346.37
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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.