Finding the Fourth Proportional to 2,212,068.11, 3,051,024.21 and 1,668,226.82
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Solution
The fourth proportional to 2,212,068.11, 3,051,024.21 and 1,668,226.82 is: 2,300,923.91
Step by Step Solution
- Step 1: Write the proportion equation
2,212,068.11 : 3,051,024.21 = 1,668,226.82 : x - Step 2: Convert to fraction form
2,212,068.11/3,051,024.21 = 1,668,226.82/x - Step 3: Cross multiply
2,212,068.11x = 3,051,024.21 × 1,668,226.82 - Step 4: Simplify right side
2,212,068.11x = 5,089,800,400,336.19 - Step 5: Solve for x
x = 5,089,800,400,336.19/2,212,068.11 - Step 6: Final answer
x = 2,300,923.91
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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.