Finding the Fourth Proportional to 1,691,741.08, 2,538,276.29 and 744,447.49
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Solution
The fourth proportional to 1,691,741.08, 2,538,276.29 and 744,447.49 is: 1,116,963.72
Step by Step Solution
- Step 1: Write the proportion equation
1,691,741.08 : 2,538,276.29 = 744,447.49 : x - Step 2: Convert to fraction form
1,691,741.08/2,538,276.29 = 744,447.49/x - Step 3: Cross multiply
1,691,741.08x = 2,538,276.29 × 744,447.49 - Step 4: Simplify right side
1,691,741.08x = 1,889,613,413,017.01 - Step 5: Solve for x
x = 1,889,613,413,017.01/1,691,741.08 - Step 6: Final answer
x = 1,116,963.72
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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.