Finding the Fourth Proportional to 4,854,101.92, 6,698,615.20 and 2,678,664.48
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Solution
The fourth proportional to 4,854,101.92, 6,698,615.20 and 2,678,664.48 is: 3,696,531.90
Step by Step Solution
- Step 1: Write the proportion equation
4,854,101.92 : 6,698,615.20 = 2,678,664.48 : x - Step 2: Convert to fraction form
4,854,101.92/6,698,615.20 = 2,678,664.48/x - Step 3: Cross multiply
4,854,101.92x = 6,698,615.20 × 2,678,664.48 - Step 4: Simplify right side
4,854,101.92x = 17,943,342,601,428.10 - Step 5: Solve for x
x = 17,943,342,601,428.10/4,854,101.92 - Step 6: Final answer
x = 3,696,531.90
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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.