Finding the Fourth Proportional to 5,628,291.62, 8,442,348.26 and 1,790,058.69
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Solution
The fourth proportional to 5,628,291.62, 8,442,348.26 and 1,790,058.69 is: 2,685,059.68
Step by Step Solution
- Step 1: Write the proportion equation
5,628,291.62 : 8,442,348.26 = 1,790,058.69 : x - Step 2: Convert to fraction form
5,628,291.62/8,442,348.26 = 1,790,058.69/x - Step 3: Cross multiply
5,628,291.62x = 8,442,348.26 × 1,790,058.69 - Step 4: Simplify right side
5,628,291.62x = 15,112,298,857,869.09 - Step 5: Solve for x
x = 15,112,298,857,869.09/5,628,291.62 - Step 6: Final answer
x = 2,685,059.68
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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.