Finding the Fourth Proportional to 1,169,475.54, 1,613,858.87 and 653,236.62
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Solution
The fourth proportional to 1,169,475.54, 1,613,858.87 and 653,236.62 is: 901,456.83
Step by Step Solution
- Step 1: Write the proportion equation
1,169,475.54 : 1,613,858.87 = 653,236.62 : x - Step 2: Convert to fraction form
1,169,475.54/1,613,858.87 = 653,236.62/x - Step 3: Cross multiply
1,169,475.54x = 1,613,858.87 × 653,236.62 - Step 4: Simplify right side
1,169,475.54x = 1,054,231,710,129.64 - Step 5: Solve for x
x = 1,054,231,710,129.64/1,169,475.54 - Step 6: Final answer
x = 901,456.83
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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.