Finding the Fourth Proportional to 1,691,850.68, 2,334,538.70 and 966,745.40
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Solution
The fourth proportional to 1,691,850.68, 2,334,538.70 and 966,745.40 is: 1,333,985.66
Step by Step Solution
- Step 1: Write the proportion equation
1,691,850.68 : 2,334,538.70 = 966,745.40 : x - Step 2: Convert to fraction form
1,691,850.68/2,334,538.70 = 966,745.40/x - Step 3: Cross multiply
1,691,850.68x = 2,334,538.70 × 966,745.40 - Step 4: Simplify right side
1,691,850.68x = 2,256,904,549,346.98 - Step 5: Solve for x
x = 2,256,904,549,346.98/1,691,850.68 - Step 6: Final answer
x = 1,333,985.66
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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.