Finding the Fourth Proportional to 839,958.48, 1,260,528.12 and 759,651.84
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Solution
The fourth proportional to 839,958.48, 1,260,528.12 and 759,651.84 is: 1,140,011.71
Step by Step Solution
- Step 1: Write the proportion equation
839,958.48 : 1,260,528.12 = 759,651.84 : x - Step 2: Convert to fraction form
839,958.48/1,260,528.12 = 759,651.84/x - Step 3: Cross multiply
839,958.48x = 1,260,528.12 × 759,651.84 - Step 4: Simplify right side
839,958.48x = 957,562,505,729.74 - Step 5: Solve for x
x = 957,562,505,729.74/839,958.48 - Step 6: Final answer
x = 1,140,011.71
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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.