Finding the Fourth Proportional to 4,121,841.48, 6,182,778.28 and 1,724,004.14
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Solution
The fourth proportional to 4,121,841.48, 6,182,778.28 and 1,724,004.14 is: 2,586,012.93
Step by Step Solution
- Step 1: Write the proportion equation
4,121,841.48 : 6,182,778.28 = 1,724,004.14 : x - Step 2: Convert to fraction form
4,121,841.48/6,182,778.28 = 1,724,004.14/x - Step 3: Cross multiply
4,121,841.48x = 6,182,778.28 × 1,724,004.14 - Step 4: Simplify right side
4,121,841.48x = 10,659,135,351,422.08 - Step 5: Solve for x
x = 10,659,135,351,422.08/4,121,841.48 - Step 6: Final answer
x = 2,586,012.93
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.