Finding the Fourth Proportional to 4,268,513.22, 6,403,103.28 and 1,235,924.28
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Solution
The fourth proportional to 4,268,513.22, 6,403,103.28 and 1,235,924.28 is: 1,853,982.97
Step by Step Solution
- Step 1: Write the proportion equation
4,268,513.22 : 6,403,103.28 = 1,235,924.28 : x - Step 2: Convert to fraction form
4,268,513.22/6,403,103.28 = 1,235,924.28/x - Step 3: Cross multiply
4,268,513.22x = 6,403,103.28 × 1,235,924.28 - Step 4: Simplify right side
4,268,513.22x = 7,913,750,811,099.64 - Step 5: Solve for x
x = 7,913,750,811,099.64/4,268,513.22 - Step 6: Final answer
x = 1,853,982.97
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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.