Finding the Fourth Proportional to 2,745,624.64, 4,115,986.80 and 1,397,032.96
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Solution
The fourth proportional to 2,745,624.64, 4,115,986.80 and 1,397,032.96 is: 2,094,302.75
Step by Step Solution
- Step 1: Write the proportion equation
2,745,624.64 : 4,115,986.80 = 1,397,032.96 : x - Step 2: Convert to fraction form
2,745,624.64/4,115,986.80 = 1,397,032.96/x - Step 3: Cross multiply
2,745,624.64x = 4,115,986.80 × 1,397,032.96 - Step 4: Simplify right side
2,745,624.64x = 5,750,169,222,524.93 - Step 5: Solve for x
x = 5,750,169,222,524.93/2,745,624.64 - Step 6: Final answer
x = 2,094,302.75
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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.