Finding the Fourth Proportional to 3,084,460.74, 4,256,440.92 and 1,707,777.18
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Solution
The fourth proportional to 3,084,460.74, 4,256,440.92 and 1,707,777.18 is: 2,356,668.89
Step by Step Solution
- Step 1: Write the proportion equation
3,084,460.74 : 4,256,440.92 = 1,707,777.18 : x - Step 2: Convert to fraction form
3,084,460.74/4,256,440.92 = 1,707,777.18/x - Step 3: Cross multiply
3,084,460.74x = 4,256,440.92 × 1,707,777.18 - Step 4: Simplify right side
3,084,460.74x = 7,269,052,671,194.21 - Step 5: Solve for x
x = 7,269,052,671,194.21/3,084,460.74 - Step 6: Final answer
x = 2,356,668.89
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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.