Finding the Fourth Proportional to 2,993,590.65, 4,129,982.87 and 1,845,678.09
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Solution
The fourth proportional to 2,993,590.65, 4,129,982.87 and 1,845,678.09 is: 2,546,313.03
Step by Step Solution
- Step 1: Write the proportion equation
2,993,590.65 : 4,129,982.87 = 1,845,678.09 : x - Step 2: Convert to fraction form
2,993,590.65/4,129,982.87 = 1,845,678.09/x - Step 3: Cross multiply
2,993,590.65x = 4,129,982.87 × 1,845,678.09 - Step 4: Simplify right side
2,993,590.65x = 7,622,618,886,005.93 - Step 5: Solve for x
x = 7,622,618,886,005.93/2,993,590.65 - Step 6: Final answer
x = 2,546,313.03
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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.