Finding the Fourth Proportional to 3,750,629.98, 5,175,885.23 and 2,031,750.50
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Solution
The fourth proportional to 3,750,629.98, 5,175,885.23 and 2,031,750.50 is: 2,803,824.27
Step by Step Solution
- Step 1: Write the proportion equation
3,750,629.98 : 5,175,885.23 = 2,031,750.50 : x - Step 2: Convert to fraction form
3,750,629.98/5,175,885.23 = 2,031,750.50/x - Step 3: Cross multiply
3,750,629.98x = 5,175,885.23 × 2,031,750.50 - Step 4: Simplify right side
3,750,629.98x = 10,516,107,375,576 - Step 5: Solve for x
x = 10,516,107,375,576/3,750,629.98 - Step 6: Final answer
x = 2,803,824.27
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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.