Finding the Fourth Proportional to 2,122,231.14, 2,928,510.83 and 1,204,460.24
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Solution
The fourth proportional to 2,122,231.14, 2,928,510.83 and 1,204,460.24 is: 1,662,059.70
Step by Step Solution
- Step 1: Write the proportion equation
2,122,231.14 : 2,928,510.83 = 1,204,460.24 : x - Step 2: Convert to fraction form
2,122,231.14/2,928,510.83 = 1,204,460.24/x - Step 3: Cross multiply
2,122,231.14x = 2,928,510.83 × 1,204,460.24 - Step 4: Simplify right side
2,122,231.14x = 3,527,274,845,837.74 - Step 5: Solve for x
x = 3,527,274,845,837.74/2,122,231.14 - Step 6: Final answer
x = 1,662,059.70
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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.