Finding the Fourth Proportional to 2,168,537.92, 2,992,599.92 and 1,201,684.37
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Solution
The fourth proportional to 2,168,537.92, 2,992,599.92 and 1,201,684.37 is: 1,658,334.18
Step by Step Solution
- Step 1: Write the proportion equation
2,168,537.92 : 2,992,599.92 = 1,201,684.37 : x - Step 2: Convert to fraction form
2,168,537.92/2,992,599.92 = 1,201,684.37/x - Step 3: Cross multiply
2,168,537.92x = 2,992,599.92 × 1,201,684.37 - Step 4: Simplify right side
2,168,537.92x = 3,596,160,549,527.25 - Step 5: Solve for x
x = 3,596,160,549,527.25/2,168,537.92 - Step 6: Final answer
x = 1,658,334.18
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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.