Finding the Fourth Proportional to 4,043,204.46, 5,578,963.43 and 2,389,121.42
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Solution
The fourth proportional to 4,043,204.46, 5,578,963.43 and 2,389,121.42 is: 3,296,598.31
Step by Step Solution
- Step 1: Write the proportion equation
4,043,204.46 : 5,578,963.43 = 2,389,121.42 : x - Step 2: Convert to fraction form
4,043,204.46/5,578,963.43 = 2,389,121.42/x - Step 3: Cross multiply
4,043,204.46x = 5,578,963.43 × 2,389,121.42 - Step 4: Simplify right side
4,043,204.46x = 13,328,820,992,169.25 - Step 5: Solve for x
x = 13,328,820,992,169.25/4,043,204.46 - Step 6: Final answer
x = 3,296,598.31
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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.