Finding the Fourth Proportional to 2,365,721.10, 3,261,295.98 and 1,685,476.62
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Solution
The fourth proportional to 2,365,721.10, 3,261,295.98 and 1,685,476.62 is: 2,323,535.99
Step by Step Solution
- Step 1: Write the proportion equation
2,365,721.10 : 3,261,295.98 = 1,685,476.62 : x - Step 2: Convert to fraction form
2,365,721.10/3,261,295.98 = 1,685,476.62/x - Step 3: Cross multiply
2,365,721.10x = 3,261,295.98 × 1,685,476.62 - Step 4: Simplify right side
2,365,721.10x = 5,496,838,125,189.99 - Step 5: Solve for x
x = 5,496,838,125,189.99/2,365,721.10 - Step 6: Final answer
x = 2,323,535.99
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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.