Finding the Fourth Proportional to 6,224,273.60, 8,589,535.05 and 3,471,135.09
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Solution
The fourth proportional to 6,224,273.60, 8,589,535.05 and 3,471,135.09 is: 4,790,187.33
Step by Step Solution
- Step 1: Write the proportion equation
6,224,273.60 : 8,589,535.05 = 3,471,135.09 : x - Step 2: Convert to fraction form
6,224,273.60/8,589,535.05 = 3,471,135.09/x - Step 3: Cross multiply
6,224,273.60x = 8,589,535.05 × 3,471,135.09 - Step 4: Simplify right side
6,224,273.60x = 29,815,436,518,839.91 - Step 5: Solve for x
x = 29,815,436,518,839.91/6,224,273.60 - Step 6: Final answer
x = 4,790,187.33
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.