Finding the Fourth Proportional to 1,268,234.62, 1,900,357.66 and 980,748.00
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Solution
The fourth proportional to 1,268,234.62, 1,900,357.66 and 980,748.00 is: 1,469,579.80
Step by Step Solution
- Step 1: Write the proportion equation
1,268,234.62 : 1,900,357.66 = 980,748.00 : x - Step 2: Convert to fraction form
1,268,234.62/1,900,357.66 = 980,748.00/x - Step 3: Cross multiply
1,268,234.62x = 1,900,357.66 × 980,748.00 - Step 4: Simplify right side
1,268,234.62x = 1,863,771,982,681.96 - Step 5: Solve for x
x = 1,863,771,982,681.96/1,268,234.62 - Step 6: Final answer
x = 1,469,579.80
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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.