Finding the Fourth Proportional to 4,145,539.08, 6,218,531.37 and 1,305,873.48
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Solution
The fourth proportional to 4,145,539.08, 6,218,531.37 and 1,305,873.48 is: 1,958,880.39
Step by Step Solution
- Step 1: Write the proportion equation
4,145,539.08 : 6,218,531.37 = 1,305,873.48 : x - Step 2: Convert to fraction form
4,145,539.08/6,218,531.37 = 1,305,873.48/x - Step 3: Cross multiply
4,145,539.08x = 6,218,531.37 × 1,305,873.48 - Step 4: Simplify right side
4,145,539.08x = 8,120,615,200,631.07 - Step 5: Solve for x
x = 8,120,615,200,631.07/4,145,539.08 - Step 6: Final answer
x = 1,958,880.39
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.