Finding the Fourth Proportional to 1,274,551.68, 1,757,898.88 and 791,402.88
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Solution
The fourth proportional to 1,274,551.68, 1,757,898.88 and 791,402.88 is: 1,091,525.95
Step by Step Solution
- Step 1: Write the proportion equation
1,274,551.68 : 1,757,898.88 = 791,402.88 : x - Step 2: Convert to fraction form
1,274,551.68/1,757,898.88 = 791,402.88/x - Step 3: Cross multiply
1,274,551.68x = 1,757,898.88 × 791,402.88 - Step 4: Simplify right side
1,274,551.68x = 1,391,206,236,380.77 - Step 5: Solve for x
x = 1,391,206,236,380.77/1,274,551.68 - Step 6: Final answer
x = 1,091,525.95
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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.