Finding the Fourth Proportional to 2,642,316.67, 3,646,274.97 and 1,496,405.26
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Solution
The fourth proportional to 2,642,316.67, 3,646,274.97 and 1,496,405.26 is: 2,064,970.15
Step by Step Solution
- Step 1: Write the proportion equation
2,642,316.67 : 3,646,274.97 = 1,496,405.26 : x - Step 2: Convert to fraction form
2,642,316.67/3,646,274.97 = 1,496,405.26/x - Step 3: Cross multiply
2,642,316.67x = 3,646,274.97 × 1,496,405.26 - Step 4: Simplify right side
2,642,316.67x = 5,456,305,044,514.34 - Step 5: Solve for x
x = 5,456,305,044,514.34/2,642,316.67 - Step 6: Final answer
x = 2,064,970.15
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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.