Finding the Fourth Proportional to 3,750,144.24, 5,175,200.52 and 2,031,259.44
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Solution
The fourth proportional to 3,750,144.24, 5,175,200.52 and 2,031,259.44 is: 2,803,138.82
Step by Step Solution
- Step 1: Write the proportion equation
3,750,144.24 : 5,175,200.52 = 2,031,259.44 : x - Step 2: Convert to fraction form
3,750,144.24/5,175,200.52 = 2,031,259.44/x - Step 3: Cross multiply
3,750,144.24x = 5,175,200.52 × 2,031,259.44 - Step 4: Simplify right side
3,750,144.24x = 10,512,174,910,142.91 - Step 5: Solve for x
x = 10,512,174,910,142.91/3,750,144.24 - Step 6: Final answer
x = 2,803,138.82
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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.