Finding the Fourth Proportional to 3,819,153.10, 5,270,326.18 and 2,100,273.62
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Solution
The fourth proportional to 3,819,153.10, 5,270,326.18 and 2,100,273.62 is: 2,898,319.80
Step by Step Solution
- Step 1: Write the proportion equation
3,819,153.10 : 5,270,326.18 = 2,100,273.62 : x - Step 2: Convert to fraction form
3,819,153.10/5,270,326.18 = 2,100,273.62/x - Step 3: Cross multiply
3,819,153.10x = 5,270,326.18 × 2,100,273.62 - Step 4: Simplify right side
3,819,153.10x = 11,069,127,044,649.37 - Step 5: Solve for x
x = 11,069,127,044,649.37/3,819,153.10 - Step 6: Final answer
x = 2,898,319.80
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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.