Finding the Fourth Proportional to 2,252,231.06, 3,108,388.08 and 1,380,911.62
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Solution
The fourth proportional to 2,252,231.06, 3,108,388.08 and 1,380,911.62 is: 1,905,847.63
Step by Step Solution
- Step 1: Write the proportion equation
2,252,231.06 : 3,108,388.08 = 1,380,911.62 : x - Step 2: Convert to fraction form
2,252,231.06/3,108,388.08 = 1,380,911.62/x - Step 3: Cross multiply
2,252,231.06x = 3,108,388.08 × 1,380,911.62 - Step 4: Simplify right side
2,252,231.06x = 4,292,409,219,141.49 - Step 5: Solve for x
x = 4,292,409,219,141.49/2,252,231.06 - Step 6: Final answer
x = 1,905,847.63
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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.