Finding the Fourth Proportional to 2,042,632.62, 2,818,809.99 and 1,124,843.22
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Solution
The fourth proportional to 2,042,632.62, 2,818,809.99 and 1,124,843.22 is: 1,552,270.96
Step by Step Solution
- Step 1: Write the proportion equation
2,042,632.62 : 2,818,809.99 = 1,124,843.22 : x - Step 2: Convert to fraction form
2,042,632.62/2,818,809.99 = 1,124,843.22/x - Step 3: Cross multiply
2,042,632.62x = 2,818,809.99 × 1,124,843.22 - Step 4: Simplify right side
2,042,632.62x = 3,170,719,305,719.77 - Step 5: Solve for x
x = 3,170,719,305,719.77/2,042,632.62 - Step 6: Final answer
x = 1,552,270.96
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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.