Finding the Fourth Proportional to 3,781,248.48, 5,218,185.11 and 2,062,368.99
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Solution
The fourth proportional to 3,781,248.48, 5,218,185.11 and 2,062,368.99 is: 2,846,103.13
Step by Step Solution
- Step 1: Write the proportion equation
3,781,248.48 : 5,218,185.11 = 2,062,368.99 : x - Step 2: Convert to fraction form
3,781,248.48/5,218,185.11 = 2,062,368.99/x - Step 3: Cross multiply
3,781,248.48x = 5,218,185.11 × 2,062,368.99 - Step 4: Simplify right side
3,781,248.48x = 10,761,823,144,631.89 - Step 5: Solve for x
x = 10,761,823,144,631.89/3,781,248.48 - Step 6: Final answer
x = 2,846,103.13
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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.