Finding the Fourth Proportional to 3,959,126.16, 5,938,687.08 and 1,434,777.36
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Solution
The fourth proportional to 3,959,126.16, 5,938,687.08 and 1,434,777.36 is: 2,152,165.26
Step by Step Solution
- Step 1: Write the proportion equation
3,959,126.16 : 5,938,687.08 = 1,434,777.36 : x - Step 2: Convert to fraction form
3,959,126.16/5,938,687.08 = 1,434,777.36/x - Step 3: Cross multiply
3,959,126.16x = 5,938,687.08 × 1,434,777.36 - Step 4: Simplify right side
3,959,126.16x = 8,520,693,770,508.51 - Step 5: Solve for x
x = 8,520,693,770,508.51/3,959,126.16 - Step 6: Final answer
x = 2,152,165.26
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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.