Finding the Fourth Proportional to 2,323,714.98, 3,205,431.99 and 2,159,313.60
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Solution
The fourth proportional to 2,323,714.98, 3,205,431.99 and 2,159,313.60 is: 2,978,649.68
Step by Step Solution
- Step 1: Write the proportion equation
2,323,714.98 : 3,205,431.99 = 2,159,313.60 : x - Step 2: Convert to fraction form
2,323,714.98/3,205,431.99 = 2,159,313.60/x - Step 3: Cross multiply
2,323,714.98x = 3,205,431.99 × 2,159,313.60 - Step 4: Simplify right side
2,323,714.98x = 6,921,532,889,882.07 - Step 5: Solve for x
x = 6,921,532,889,882.07/2,323,714.98 - Step 6: Final answer
x = 2,978,649.68
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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.