Finding the Fourth Proportional to 3,643,001.19, 5,031,805.46 and 2,729,316.33
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Solution
The fourth proportional to 3,643,001.19, 5,031,805.46 and 2,729,316.33 is: 3,769,800.80
Step by Step Solution
- Step 1: Write the proportion equation
3,643,001.19 : 5,031,805.46 = 2,729,316.33 : x - Step 2: Convert to fraction form
3,643,001.19/5,031,805.46 = 2,729,316.33/x - Step 3: Cross multiply
3,643,001.19x = 5,031,805.46 × 2,729,316.33 - Step 4: Simplify right side
3,643,001.19x = 13,733,388,797,714.58 - Step 5: Solve for x
x = 13,733,388,797,714.58/3,643,001.19 - Step 6: Final answer
x = 3,769,800.80
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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.