Finding the Fourth Proportional to 3,618,121.59, 5,460,010.49 and 3,497,661.63
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Solution
The fourth proportional to 3,618,121.59, 5,460,010.49 and 3,497,661.63 is: 5,278,227.59
Step by Step Solution
- Step 1: Write the proportion equation
3,618,121.59 : 5,460,010.49 = 3,497,661.63 : x - Step 2: Convert to fraction form
3,618,121.59/5,460,010.49 = 3,497,661.63/x - Step 3: Cross multiply
3,618,121.59x = 5,460,010.49 × 3,497,661.63 - Step 4: Simplify right side
3,618,121.59x = 19,097,269,199,014.65 - Step 5: Solve for x
x = 19,097,269,199,014.65/3,618,121.59 - Step 6: Final answer
x = 5,278,227.59
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.