Finding the Fourth Proportional to 5,596,279.20, 8,394,418.80 and 5,471,863.20
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Solution
The fourth proportional to 5,596,279.20, 8,394,418.80 and 5,471,863.20 is: 8,207,794.80
Step by Step Solution
- Step 1: Write the proportion equation
5,596,279.20 : 8,394,418.80 = 5,471,863.20 : x - Step 2: Convert to fraction form
5,596,279.20/8,394,418.80 = 5,471,863.20/x - Step 3: Cross multiply
5,596,279.20x = 8,394,418.80 × 5,471,863.20 - Step 4: Simplify right side
5,596,279.20x = 45,933,111,317,108.16 - Step 5: Solve for x
x = 45,933,111,317,108.16/5,596,279.20 - Step 6: Final answer
x = 8,207,794.80
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1.5x scale
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.