Finding the Fourth Proportional to 1,104,553.56, 1,524,274.35 and 621,108.35
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Solution
The fourth proportional to 1,104,553.56, 1,524,274.35 and 621,108.35 is: 857,124.15
Step by Step Solution
- Step 1: Write the proportion equation
1,104,553.56 : 1,524,274.35 = 621,108.35 : x - Step 2: Convert to fraction form
1,104,553.56/1,524,274.35 = 621,108.35/x - Step 3: Cross multiply
1,104,553.56x = 1,524,274.35 × 621,108.35 - Step 4: Simplify right side
1,104,553.56x = 946,739,534,309.10 - Step 5: Solve for x
x = 946,739,534,309.10/1,104,553.56 - Step 6: Final answer
x = 857,124.15
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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.