Finding the Fourth Proportional to 3,745,272.74, 5,167,005.81 and 2,175,137.24
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Solution
The fourth proportional to 3,745,272.74, 5,167,005.81 and 2,175,137.24 is: 3,000,835.33
Step by Step Solution
- Step 1: Write the proportion equation
3,745,272.74 : 5,167,005.81 = 2,175,137.24 : x - Step 2: Convert to fraction form
3,745,272.74/5,167,005.81 = 2,175,137.24/x - Step 3: Cross multiply
3,745,272.74x = 5,167,005.81 × 2,175,137.24 - Step 4: Simplify right side
3,745,272.74x = 11,238,946,756,627.37 - Step 5: Solve for x
x = 11,238,946,756,627.37/3,745,272.74 - Step 6: Final answer
x = 3,000,835.33
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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.