Finding the Fourth Proportional to 5,273,620.48, 7,277,739.60 and 2,982,124
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Solution
The fourth proportional to 5,273,620.48, 7,277,739.60 and 2,982,124 is: 4,115,412.17
Step by Step Solution
- Step 1: Write the proportion equation
5,273,620.48 : 7,277,739.60 = 2,982,124 : x - Step 2: Convert to fraction form
5,273,620.48/7,277,739.60 = 2,982,124/x - Step 3: Cross multiply
5,273,620.48x = 7,277,739.60 × 2,982,124 - Step 4: Simplify right side
5,273,620.48x = 21,703,121,926,910.40 - Step 5: Solve for x
x = 21,703,121,926,910.40/5,273,620.48 - Step 6: Final answer
x = 4,115,412.17
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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.