Finding the Fourth Proportional to 4,645,374.42, 6,969,057.63 and 1,612,836.18
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Solution
The fourth proportional to 4,645,374.42, 6,969,057.63 and 1,612,836.18 is: 2,419,600.07
Step by Step Solution
- Step 1: Write the proportion equation
4,645,374.42 : 6,969,057.63 = 1,612,836.18 : x - Step 2: Convert to fraction form
4,645,374.42/6,969,057.63 = 1,612,836.18/x - Step 3: Cross multiply
4,645,374.42x = 6,969,057.63 × 1,612,836.18 - Step 4: Simplify right side
4,645,374.42x = 11,239,948,286,169.05 - Step 5: Solve for x
x = 11,239,948,286,169.05/4,645,374.42 - Step 6: Final answer
x = 2,419,600.07
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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.