Finding the Fourth Proportional to 2,213,986.68, 3,321,067.50 and 616,689.36
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Solution
The fourth proportional to 2,213,986.68, 3,321,067.50 and 616,689.36 is: 925,058.41
Step by Step Solution
- Step 1: Write the proportion equation
2,213,986.68 : 3,321,067.50 = 616,689.36 : x - Step 2: Convert to fraction form
2,213,986.68/3,321,067.50 = 616,689.36/x - Step 3: Cross multiply
2,213,986.68x = 3,321,067.50 × 616,689.36 - Step 4: Simplify right side
2,213,986.68x = 2,048,066,991,091.80 - Step 5: Solve for x
x = 2,048,066,991,091.80/2,213,986.68 - Step 6: Final answer
x = 925,058.41
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.