Finding the Fourth Proportional to 4,284,701.23, 6,428,159.02 and 1,589,795.09
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Solution
The fourth proportional to 4,284,701.23, 6,428,159.02 and 1,589,795.09 is: 2,385,103.44
Step by Step Solution
- Step 1: Write the proportion equation
4,284,701.23 : 6,428,159.02 = 1,589,795.09 : x - Step 2: Convert to fraction form
4,284,701.23/6,428,159.02 = 1,589,795.09/x - Step 3: Cross multiply
4,284,701.23x = 6,428,159.02 × 1,589,795.09 - Step 4: Simplify right side
4,284,701.23x = 10,219,455,647,735.21 - Step 5: Solve for x
x = 10,219,455,647,735.21/4,284,701.23 - Step 6: Final answer
x = 2,385,103.44
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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.