Finding the Fourth Proportional to 854,811.60, 1,173,462.79 and 733,742.70
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Solution
The fourth proportional to 854,811.60, 1,173,462.79 and 733,742.70 is: 1,007,262.60
Step by Step Solution
- Step 1: Write the proportion equation
854,811.60 : 1,173,462.79 = 733,742.70 : x - Step 2: Convert to fraction form
854,811.60/1,173,462.79 = 733,742.70/x - Step 3: Cross multiply
854,811.60x = 1,173,462.79 × 733,742.70 - Step 4: Simplify right side
854,811.60x = 861,019,755,884.13 - Step 5: Solve for x
x = 861,019,755,884.13/854,811.60 - Step 6: Final answer
x = 1,007,262.60
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Why These Related Problems?
These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.