Finding the Fourth Proportional to 4,078,241.52, 6,117,361.94 and 1,941,848.70
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Solution
The fourth proportional to 4,078,241.52, 6,117,361.94 and 1,941,848.70 is: 2,912,772.89
Step by Step Solution
- Step 1: Write the proportion equation
4,078,241.52 : 6,117,361.94 = 1,941,848.70 : x - Step 2: Convert to fraction form
4,078,241.52/6,117,361.94 = 1,941,848.70/x - Step 3: Cross multiply
4,078,241.52x = 6,117,361.94 × 1,941,848.70 - Step 4: Simplify right side
4,078,241.52x = 11,878,991,320,909.23 - Step 5: Solve for x
x = 11,878,991,320,909.23/4,078,241.52 - Step 6: Final answer
x = 2,912,772.89
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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.