Finding the Fourth Proportional to 4,047,470.35, 5,585,523.68 and 2,211,929.48
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Solution
The fourth proportional to 4,047,470.35, 5,585,523.68 and 2,211,929.48 is: 3,052,470.66
Step by Step Solution
- Step 1: Write the proportion equation
4,047,470.35 : 5,585,523.68 = 2,211,929.48 : x - Step 2: Convert to fraction form
4,047,470.35/5,585,523.68 = 2,211,929.48/x - Step 3: Cross multiply
4,047,470.35x = 5,585,523.68 × 2,211,929.48 - Step 4: Simplify right side
4,047,470.35x = 12,354,784,489,030.09 - Step 5: Solve for x
x = 12,354,784,489,030.09/4,047,470.35 - Step 6: Final answer
x = 3,052,470.66
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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.