Finding the Fourth Proportional to 4,268,487.06, 6,402,741.39 and 1,744,142.31
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Solution
The fourth proportional to 4,268,487.06, 6,402,741.39 and 1,744,142.31 is: 2,616,217.88
Step by Step Solution
- Step 1: Write the proportion equation
4,268,487.06 : 6,402,741.39 = 1,744,142.31 : x - Step 2: Convert to fraction form
4,268,487.06/6,402,741.39 = 1,744,142.31/x - Step 3: Cross multiply
4,268,487.06x = 6,402,741.39 × 1,744,142.31 - Step 4: Simplify right side
4,268,487.06x = 11,167,292,158,287.21 - Step 5: Solve for x
x = 11,167,292,158,287.21/4,268,487.06 - Step 6: Final answer
x = 2,616,217.88
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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.