Finding the Fourth Proportional to 1,117,271.94, 1,676,739.33 and 548,958.12
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Solution
The fourth proportional to 1,117,271.94, 1,676,739.33 and 548,958.12 is: 823,845.69
Step by Step Solution
- Step 1: Write the proportion equation
1,117,271.94 : 1,676,739.33 = 548,958.12 : x - Step 2: Convert to fraction form
1,117,271.94/1,676,739.33 = 548,958.12/x - Step 3: Cross multiply
1,117,271.94x = 1,676,739.33 × 548,958.12 - Step 4: Simplify right side
1,117,271.94x = 920,459,670,326.86 - Step 5: Solve for x
x = 920,459,670,326.86/1,117,271.94 - Step 6: Final answer
x = 823,845.69
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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.