Finding the Fourth Proportional to 4,840,732.07, 7,256,587.42 and 1,643,672.20
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Solution
The fourth proportional to 4,840,732.07, 7,256,587.42 and 1,643,672.20 is: 2,463,976.69
Step by Step Solution
- Step 1: Write the proportion equation
4,840,732.07 : 7,256,587.42 = 1,643,672.20 : x - Step 2: Convert to fraction form
4,840,732.07/7,256,587.42 = 1,643,672.20/x - Step 3: Cross multiply
4,840,732.07x = 7,256,587.42 × 1,643,672.20 - Step 4: Simplify right side
4,840,732.07x = 11,927,450,986,873.08 - Step 5: Solve for x
x = 11,927,450,986,873.08/4,840,732.07 - Step 6: Final answer
x = 2,463,976.69
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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.