Finding the Fourth Proportional to 3,750,418.22, 5,175,601.99 and 2,031,538.73
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Solution
The fourth proportional to 3,750,418.22, 5,175,601.99 and 2,031,538.73 is: 2,803,536.91
Step by Step Solution
- Step 1: Write the proportion equation
3,750,418.22 : 5,175,601.99 = 2,031,538.73 : x - Step 2: Convert to fraction form
3,750,418.22/5,175,601.99 = 2,031,538.73/x - Step 3: Cross multiply
3,750,418.22x = 5,175,601.99 × 2,031,538.73 - Step 4: Simplify right side
3,750,418.22x = 10,514,435,883,592.38 - Step 5: Solve for x
x = 10,514,435,883,592.38/3,750,418.22 - Step 6: Final answer
x = 2,803,536.91
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1.5x scale
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.