Finding the Fourth Proportional to 1,126,041.80, 1,689,350.70 and 794,265.80
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Solution
The fourth proportional to 1,126,041.80, 1,689,350.70 and 794,265.80 is: 1,191,601.84
Step by Step Solution
- Step 1: Write the proportion equation
1,126,041.80 : 1,689,350.70 = 794,265.80 : x - Step 2: Convert to fraction form
1,126,041.80/1,689,350.70 = 794,265.80/x - Step 3: Cross multiply
1,126,041.80x = 1,689,350.70 × 794,265.80 - Step 4: Simplify right side
1,126,041.80x = 1,341,793,485,216.06 - Step 5: Solve for x
x = 1,341,793,485,216.06/1,126,041.80 - Step 6: Final answer
x = 1,191,601.84
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.