Finding the Fourth Proportional to 3,044,860.14, 4,201,906.90 and 1,668,256.07
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Solution
The fourth proportional to 3,044,860.14, 4,201,906.90 and 1,668,256.07 is: 2,302,193.33
Step by Step Solution
- Step 1: Write the proportion equation
3,044,860.14 : 4,201,906.90 = 1,668,256.07 : x - Step 2: Convert to fraction form
3,044,860.14/4,201,906.90 = 1,668,256.07/x - Step 3: Cross multiply
3,044,860.14x = 4,201,906.90 × 1,668,256.07 - Step 4: Simplify right side
3,044,860.14x = 7,009,856,691,499.88 - Step 5: Solve for x
x = 7,009,856,691,499.88/3,044,860.14 - Step 6: Final answer
x = 2,302,193.33
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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.