Finding the Fourth Proportional to 3,546,334.14, 5,320,026.17 and 1,302,297.18
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Solution
The fourth proportional to 3,546,334.14, 5,320,026.17 and 1,302,297.18 is: 1,953,638.55
Step by Step Solution
- Step 1: Write the proportion equation
3,546,334.14 : 5,320,026.17 = 1,302,297.18 : x - Step 2: Convert to fraction form
3,546,334.14/5,320,026.17 = 1,302,297.18/x - Step 3: Cross multiply
3,546,334.14x = 5,320,026.17 × 1,302,297.18 - Step 4: Simplify right side
3,546,334.14x = 6,928,255,078,717.20 - Step 5: Solve for x
x = 6,928,255,078,717.20/3,546,334.14 - Step 6: Final answer
x = 1,953,638.55
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.