Finding the Fourth Proportional to 936,703.47, 1,292,682.09 and 574,057.26
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Solution
The fourth proportional to 936,703.47, 1,292,682.09 and 574,057.26 is: 792,218.20
Step by Step Solution
- Step 1: Write the proportion equation
936,703.47 : 1,292,682.09 = 574,057.26 : x - Step 2: Convert to fraction form
936,703.47/1,292,682.09 = 574,057.26/x - Step 3: Cross multiply
936,703.47x = 1,292,682.09 × 574,057.26 - Step 4: Simplify right side
936,703.47x = 742,073,538,636.47 - Step 5: Solve for x
x = 742,073,538,636.47/936,703.47 - Step 6: Final answer
x = 792,218.20
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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.