Finding the Fourth Proportional to 1,838,157.24, 2,534,945.58 and 1,192,887.48
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Solution
The fourth proportional to 1,838,157.24, 2,534,945.58 and 1,192,887.48 is: 1,645,074.09
Step by Step Solution
- Step 1: Write the proportion equation
1,838,157.24 : 2,534,945.58 = 1,192,887.48 : x - Step 2: Convert to fraction form
1,838,157.24/2,534,945.58 = 1,192,887.48/x - Step 3: Cross multiply
1,838,157.24x = 2,534,945.58 × 1,192,887.48 - Step 4: Simplify right side
1,838,157.24x = 3,023,904,844,863.34 - Step 5: Solve for x
x = 3,023,904,844,863.34/1,838,157.24 - Step 6: Final answer
x = 1,645,074.09
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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.