Finding the Fourth Proportional to 3,266,272.91, 4,899,092.62 and 991,817.01
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Solution
The fourth proportional to 3,266,272.91, 4,899,092.62 and 991,817.01 is: 1,487,629.34
Step by Step Solution
- Step 1: Write the proportion equation
3,266,272.91 : 4,899,092.62 = 991,817.01 : x - Step 2: Convert to fraction form
3,266,272.91/4,899,092.62 = 991,817.01/x - Step 3: Cross multiply
3,266,272.91x = 4,899,092.62 × 991,817.01 - Step 4: Simplify right side
3,266,272.91x = 4,859,003,402,293.33 - Step 5: Solve for x
x = 4,859,003,402,293.33/3,266,272.91 - Step 6: Final answer
x = 1,487,629.34
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.