Finding the Fourth Proportional to 4,623,982.24, 6,380,662.80 and 2,881,490.08
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Solution
The fourth proportional to 4,623,982.24, 6,380,662.80 and 2,881,490.08 is: 3,976,186.67
Step by Step Solution
- Step 1: Write the proportion equation
4,623,982.24 : 6,380,662.80 = 2,881,490.08 : x - Step 2: Convert to fraction form
4,623,982.24/6,380,662.80 = 2,881,490.08/x - Step 3: Cross multiply
4,623,982.24x = 6,380,662.80 × 2,881,490.08 - Step 4: Simplify right side
4,623,982.24x = 18,385,816,562,025.02 - Step 5: Solve for x
x = 18,385,816,562,025.02/4,623,982.24 - Step 6: Final answer
x = 3,976,186.67
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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.