Finding the Fourth Proportional to 2,274,381.99, 3,138,564.92 and 1,255,764.87
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Solution
The fourth proportional to 2,274,381.99, 3,138,564.92 and 1,255,764.87 is: 1,732,910.12
Step by Step Solution
- Step 1: Write the proportion equation
2,274,381.99 : 3,138,564.92 = 1,255,764.87 : x - Step 2: Convert to fraction form
2,274,381.99/3,138,564.92 = 1,255,764.87/x - Step 3: Cross multiply
2,274,381.99x = 3,138,564.92 × 1,255,764.87 - Step 4: Simplify right side
2,274,381.99x = 3,941,299,562,471.54 - Step 5: Solve for x
x = 3,941,299,562,471.54/2,274,381.99 - Step 6: Final answer
x = 1,732,910.12
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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.