Finding the Fourth Proportional to 3,721,354.82, 5,136,269.97 and 2,270,739.46
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Solution
The fourth proportional to 3,721,354.82, 5,136,269.97 and 2,270,739.46 is: 3,134,108.80
Step by Step Solution
- Step 1: Write the proportion equation
3,721,354.82 : 5,136,269.97 = 2,270,739.46 : x - Step 2: Convert to fraction form
3,721,354.82/5,136,269.97 = 2,270,739.46/x - Step 3: Cross multiply
3,721,354.82x = 5,136,269.97 × 2,270,739.46 - Step 4: Simplify right side
3,721,354.82x = 11,663,130,898,092.02 - Step 5: Solve for x
x = 11,663,130,898,092.02/3,721,354.82 - Step 6: Final answer
x = 3,134,108.80
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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.