Finding the Fourth Proportional to 3,572,934.88, 4,930,668.36 and 1,941,346.44
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Solution
The fourth proportional to 3,572,934.88, 4,930,668.36 and 1,941,346.44 is: 2,679,067.99
Step by Step Solution
- Step 1: Write the proportion equation
3,572,934.88 : 4,930,668.36 = 1,941,346.44 : x - Step 2: Convert to fraction form
3,572,934.88/4,930,668.36 = 1,941,346.44/x - Step 3: Cross multiply
3,572,934.88x = 4,930,668.36 × 1,941,346.44 - Step 4: Simplify right side
3,572,934.88x = 9,572,135,467,506.64 - Step 5: Solve for x
x = 9,572,135,467,506.64/3,572,934.88 - Step 6: Final answer
x = 2,679,067.99
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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.