Finding the Fourth Proportional to 2,290,860.48, 3,161,203.09 and 1,324,053.39
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Solution
The fourth proportional to 2,290,860.48, 3,161,203.09 and 1,324,053.39 is: 1,827,087.12
Step by Step Solution
- Step 1: Write the proportion equation
2,290,860.48 : 3,161,203.09 = 1,324,053.39 : x - Step 2: Convert to fraction form
2,290,860.48/3,161,203.09 = 1,324,053.39/x - Step 3: Cross multiply
2,290,860.48x = 3,161,203.09 × 1,324,053.39 - Step 4: Simplify right side
2,290,860.48x = 4,185,601,667,792.97 - Step 5: Solve for x
x = 4,185,601,667,792.97/2,290,860.48 - Step 6: Final answer
x = 1,827,087.12
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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.