Finding the Fourth Proportional to 5,814,534.69, 8,721,115.16 and 1,555,033.05
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Solution
The fourth proportional to 5,814,534.69, 8,721,115.16 and 1,555,033.05 is: 2,332,365.88
Step by Step Solution
- Step 1: Write the proportion equation
5,814,534.69 : 8,721,115.16 = 1,555,033.05 : x - Step 2: Convert to fraction form
5,814,534.69/8,721,115.16 = 1,555,033.05/x - Step 3: Cross multiply
5,814,534.69x = 8,721,115.16 × 1,555,033.05 - Step 4: Simplify right side
5,814,534.69x = 13,561,622,298,880.87 - Step 5: Solve for x
x = 13,561,622,298,880.87/5,814,534.69 - Step 6: Final answer
x = 2,332,365.88
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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.