Finding the Fourth Proportional to 2,102,641.56, 2,901,646.53 and 1,135,771.86
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Solution
The fourth proportional to 2,102,641.56, 2,901,646.53 and 1,135,771.86 is: 1,567,365.80
Step by Step Solution
- Step 1: Write the proportion equation
2,102,641.56 : 2,901,646.53 = 1,135,771.86 : x - Step 2: Convert to fraction form
2,102,641.56/2,901,646.53 = 1,135,771.86/x - Step 3: Cross multiply
2,102,641.56x = 2,901,646.53 × 1,135,771.86 - Step 4: Simplify right side
2,102,641.56x = 3,295,608,476,440.65 - Step 5: Solve for x
x = 3,295,608,476,440.65/2,102,641.56 - Step 6: Final answer
x = 1,567,365.80
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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.