Finding the Fourth Proportional to 2,408,718.75, 3,324,031.88 and 1,335,630.75
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Solution
The fourth proportional to 2,408,718.75, 3,324,031.88 and 1,335,630.75 is: 1,843,170.44
Step by Step Solution
- Step 1: Write the proportion equation
2,408,718.75 : 3,324,031.88 = 1,335,630.75 : x - Step 2: Convert to fraction form
2,408,718.75/3,324,031.88 = 1,335,630.75/x - Step 3: Cross multiply
2,408,718.75x = 3,324,031.88 × 1,335,630.75 - Step 4: Simplify right side
2,408,718.75x = 4,439,679,186,230.16 - Step 5: Solve for x
x = 4,439,679,186,230.16/2,408,718.75 - Step 6: Final answer
x = 1,843,170.44
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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.