Finding the Fourth Proportional to 1,539,062.23, 2,123,906.34 and 841,346.08
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Solution
The fourth proportional to 1,539,062.23, 2,123,906.34 and 841,346.08 is: 1,161,057.85
Step by Step Solution
- Step 1: Write the proportion equation
1,539,062.23 : 2,123,906.34 = 841,346.08 : x - Step 2: Convert to fraction form
1,539,062.23/2,123,906.34 = 841,346.08/x - Step 3: Cross multiply
1,539,062.23x = 2,123,906.34 × 841,346.08 - Step 4: Simplify right side
1,539,062.23x = 1,786,940,273,446.15 - Step 5: Solve for x
x = 1,786,940,273,446.15/1,539,062.23 - Step 6: Final answer
x = 1,161,057.85
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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.