Finding the Fourth Proportional to 4,086,743.08, 6,131,515.02 and 1,563,120.04
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Solution
The fourth proportional to 4,086,743.08, 6,131,515.02 and 1,563,120.04 is: 2,345,215.69
Step by Step Solution
- Step 1: Write the proportion equation
4,086,743.08 : 6,131,515.02 = 1,563,120.04 : x - Step 2: Convert to fraction form
4,086,743.08/6,131,515.02 = 1,563,120.04/x - Step 3: Cross multiply
4,086,743.08x = 6,131,515.02 × 1,563,120.04 - Step 4: Simplify right side
4,086,743.08x = 9,584,294,003,323 - Step 5: Solve for x
x = 9,584,294,003,323/4,086,743.08 - Step 6: Final answer
x = 2,345,215.69
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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.